| f2system-hw | 15 | Taito F2 System arcade hardware | Hardware entities |
| f3sys-hw | 36 | Taito F3 System arcade hardware | Hardware entities |
| fable-series | 10 | Fable | Video game series |
| fabricaudio | 1 | Fabric Audio | Software entities |
| fabulanovacrystallis | 15 | Fabula Nova Crystallis | Video game series |
| facebookapp | 5 | Facebook application | Software themes |
| facebookconnect | 23 | Facebook Connect | Other entities |
| facefaults | 1 | Face faults | Cartoon concepts |
| facefx | 6 | FaceFX | Software entities |
| faceless | 5 | Faceless | Creatures themes |
| facelessprotagonist | 148 | Faceless protagonist | Creatures themes |
| facialexpressions | 17 | Facial expressions | Software concepts |
| facing | 90 | Facing | Video game concepts |
| factionlock | 2 | Faction lock | Video game concepts |
| factions | 50 | Factions | Other entities |
| factory | 57 | Factory | Locations themes |
| factualinaccuracy | 5 | Factual inaccuracy | Other themes |
| fae | 36 | Fae | Creatures themes |
| faeprotagonist | 13 | Fae protagonist | Creatures themes |
| faerierealm | 4 | Faerie realm | Locations entities |
| failedproject-theme | 10 | Failed project | Other themes |
| fairlight | 8 | Fairlight | Video game series |
| fairybloom-series | 2 | Fairy Bloom | Video game series |
| fairyfencerf | 8 | Fairy Fencer F | Video game series |
| fairygods-series | 2 | Fairy Gods | Video game series |
| fairytalebasis | 36 | Fairy tale basis | Culture concepts |
| fairytalelike | 13 | Fairy tale-like | Culture concepts |
| faith | 8 | Faith | Other themes |
| fakecrash | 5 | Fake crash | Other concepts |
| fakenames | 25 | Fake names | Culture concepts |
| fakesurfaces | 9 | Fake surfaces | Other entities |
| falklandswar | 7 | Falklands War | Historical themes |
| fallbackweapon | 246 | Fallback weapon | Tools concepts |
| falldamage | 511 | Fall damage | Video game concepts |
| fallenlondon | 5 | Fallen London | Locations concepts |
| fallimpact | 164 | Fall impact | Video game concepts |
| fallingblocks | 1060 | Falling blocks | Game genre themes |
| falloffdeath | 11 | Falloff death | Other concepts |
| fallofftransitions | 10 | Fall-off transitions | Activities concepts |
| fallout | 31 | Fallout | Video game series |
| fallout-engine | 12 | Fallout | Software entities |
| falseadvertising | 7 | False advertising | Other concepts |
| falsecredit | 1 | False Credits | Other themes |
| falseending | 58 | False ending | Culture concepts |
| falsegods | 3 | False gods | Other themes |
| falsehints | 6 | False Hints | Other concepts |
| falsehistory | 11 | False history | Other concepts |
| falselyaccused | 66 | Falsely accused | Culture themes |
| falseprotagonist | 30 | False protagonist | Culture concepts |
| falsespecs | 4 | False Hardware Specifications | Software concepts |
| fame | 26 | Fame | Other concepts |
| famicomdiskfax | 4 | Famicom Disk Fax | Other concepts |
| familiarlinux | 4 | Familiar Project | Software themes |
| familiars | 34 | Familiars | Creatures themes |
| family-theme | 14 | Family theme | Other themes |
| familycar | 13 | Family car | Vehicles themes |
| familyguy | 11 | Family Guy | Cartoon series |
| familyproject | 9 | Family project | Other concepts |
| familytrainer-series | 13 | Family Trainer | Video game series |
| famitracker | 1 | Famitracker NES music development software | Software themes |
| famitsugoty | 30 | Famitsu Game of the Year Award | Video game entities |
| famousprotagonist | 23 | Famous protagonist | Creatures themes |
| fanatics | 8 | Fanatics | Creatures themes |
| fanfunding | 48 | Fan funding | Culture concepts |
| fangame | 216 | Fangame | Video game concepts |
| fanpatch | 22 | Fan-made patch | Video game concepts |
| fanport | 2 | Fan port | Software concepts |
| fanservice | 285 | Fanservice | Culture concepts |
| fanservice-tech | 39 | Tech fanservice | Culture concepts |
| fantasticearth | 288 | Fantastic Earth | Locations themes |
| fantasticfour | 17 | Fantastic Four | Culture series |
| fantasy | 22 | Fantasy | Fiction genre themes |
| fantasyworld | 263 | Fantasy World setting | Locations themes |
| fantasyzone | 24 | Fantasy Zone | Video game series |
| fantranslated | 7 | Fan translated | Other concepts |
| farce | 6 | Farce | Fiction genre concepts |
| farcry | 21 | Far Cry | Video game series |
| farlandsaga | 18 | Farland Saga | Video game series |
| farm | 29 | Farm | Locations themes |
| farming | 38 | Farming | Activities themes |
| farmsimulation | 39 | Farm simulation | Game genre themes |
| fascism | 24 | Fascism | Culture concepts |
| fastfreddie-hw | 4 | Fast Freddie Hardware | Hardware entities |
| fasttravel | 121 | Fast travel | Video game concepts |
| fasttravel-points | 115 | Fast travel points | Video game concepts |
| fastzombies | 19 | Fast zombies | Creatures themes |
| fatalframe | 10 | Fatal Frame | Video game series |
| fatalfury | 45 | Fatal Fury | Video game series |
| fatbinary | 121 | Fat Binary | Software concepts |
| fatbottomedgirls | 6 | Fat Bottomed Girls by Queen | Music themes |
| fate-series | 3 | FATE | Video game series |
| fateless | 16 | Fateless | Other concepts |
| fatestaynight | 8 | Fate/ | Video game series |
| fatigue | 62 | Fatigue | Other concepts |
| fatprincess-series | 7 | Fat Princess | Video game series |
| fatties | 80 | Fatties | Creatures themes |
| fauns | 14 | Fauns | Creatures entities |
| fauxcyrillic | 4 | Faux Cyrillic | Culture concepts |
| fauxserious | 17 | Faux serious | Video game concepts |
| fbd | 66 | Fueled by Death | Other themes |
| fbi | 9 | F.B.I. | Other themes |
| fc4way | 1 | Famicom Four-way Adapter | Hardware themes |
| fear-series | 14 | F.E.A.R. | Video game series |
| feareffect-series | 4 | Fear Effect | Video game series |
| fearofnothing | 23 | Fear of Nothing | Culture concepts |
| featherfall | 4 | Feather fall | Other concepts |
| federation | 5 | Federation | Culture concepts |
| fedora | 127 | Fedora Core Linux | Software themes |
| feelies | 158 | Feelies required | Other themes |
| feinting | 2 | Feinting | Activities themes |
| felidprotagonist | 200 | Felid protagonist | Creatures themes |
| felines | 1 | Felines | Creatures themes |
| felinoids | 109 | Felinoids | Creatures themes |
| felixthecat | 4 | Felix the Cat | Culture series |
| femaleantagonist | 101 | Female antagonist | Creatures themes |
| femaleauthor | 272 | Created by a female author | Other themes |
| femaledominant | 126 | Female dominant cast | Culture concepts |
| femaleprotagonist | 3106 | Female protagonist | Creatures themes |
| feminine | 15 | Feminine | Culture themes |
| fencing | 18 | Fencing | Sport themes |
| fenimorefillmore | 4 | Fenimore Fillmore | Video game series |
| fenixlang | 7 | Fenix computer language | Software entities |
| feralchildren | 13 | Feral children | Creatures entities |
| ferrari | 66 | Ferrari | Vehicles themes |
| fetching | 12 | Fetching | Activities themes |
| fetish-authority | 1 | Authority fetish | Culture concepts |
| fetish-bondage | 1 | Fetish: Bondage | Culture themes |
| fetish-breasts | 18 | Breast fetishism | Other themes |
| fetish-humiliation | 1 | Fetish: Humiliation | Culture concepts |
| fetish-hypnomc | 2 | Fetish: Hypnosis and Mind Control | Culture concepts |
| fetish-mothers | 1 | Fetish: Mothers | Culture concepts |
| fetish-spouses | 1 | Fetish: Spouses | Culture concepts |
| fetish-students | 7 | Fetish: Students | Culture concepts |
| fetish-transformation | 3 | Fetish: Transformation | Culture concepts |
| fetish-twins | 1 | Fetish: Twins | Culture concepts |
| fetish-uniform | 1 | Uniform fetishism | Other themes |
| feudaljapan | 176 | Feudal Japan | Historical themes |
| ff-gaia | 13 | Gaia | Locations concepts |
| fg2system-hw | 2 | FG-2 System | Hardware entities |
| fg3system-hw | 2 | FG-3 System | Hardware entities |
| fiat | 1 | Fiat | Vehicles themes |
| fictionalaircraft | 19 | Fictional aircraft | Vehicles themes |
| fictionalcity | 85 | Fictional city | Locations themes |
| fictionalelement | 87 | Fictional element | Other entities |
| fictionalhelicopter | 4 | Fictional helicopter | Vehicles themes |
| fictionalhistory | 1 | Fictional history | Historical themes |
| fictionallanguage | 2 | Fictional language | Culture concepts |
| fictionallocation | 152 | Fictional location | Locations themes |
| fictionaluniverse | 246 | Fictional universe | Locations themes |
| fictioncredits | 7 | Fictional credits | Other themes |
| fidelcastro | 2 | Fidel Alejandro Castro Ruz | Other themes |
| fieldofvision | 27 | Field of vision | Video game concepts |
| fieldpromotion | 12 | Field promotion | Other themes |
| fieldrunners-series | 7 | Fieldrunners | Video game series |
| fiery | 5 | Fiery | Other themes |
| fifa | 226 | FIFA | Sport entities |
| fifa-series | 202 | FIFA series | Sport series |
| fifamanager-series | 10 | FIFA Manager | Sport series |
| fifastreet-series | 11 | FIFA Street | Sport series |
| fifengine | 4 | Flexible Isometric Free Engine | Software entities |
| fighteraircraft | 336 | Fighter aircraft | Vehicles themes |
| fightermaker | 4 | Fighter Maker | Software entities |
| fightershistory | 4 | Fighter's History | Video game series |
| fightfirewithfire | 11 | Fight fire with fire | Culture concepts |
| fightingnetworkrings | 3 | Fighting Network Rings | Culture themes |
| fightingvipers | 7 | Fighting Vipers | Video game series |
| figureskating | 24 | Figure skating | Sport themes |
| filmationengine | 18 | Filmation Game Engine | Software entities |
| filmgrain | 33 | Film grain | Culture concepts |
| finalfantasy | 196 | Final Fantasy | Video game series |
| finalfantasycrystalchronicles | 8 | Final Fantasy Crystal Chronicles | Video game series |
| finalfantasytactics | 8 | Final Fantasy Tactics | Video game series |
| finalfight | 21 | Final Fight | Video game series |
| finallap-series | 8 | Final Lap | Video game series |
| finalzone-series | 6 | Final Zone | Video game series |
| findexit | 45 | Objective: Find Exit | Activities themes |
| fines | 12 | Fines | Video game concepts |
| finishingmoves | 45 | Finishing moves | Video game concepts |
| finiteammo | 59 | Finite ammo | Other concepts |
| finiteopposition | 19 | Finite opposition | Video game concepts |
| finiteresources | 72 | Finite resources | Video game concepts |
| finland | 12 | Finland | Locations entities |
| firearms | 2480 | Firearms | Tools themes |
| firearms-early | 37 | Early firearms | Tools themes |
| firearms-singleshot | 1 | Singleshot Firearms | Tools concepts |
| firebee | 4 | Firebee | Hardware series |
| firedepartment-series | 2 | Fire Department | Video game series |
| fireemblem | 37 | Fire Emblem | Video game series |
| fireemblem-akaneia | 12 | Fire Emblem: Akaneia | Video game series |
| fireemblem-elibe | 2 | Fire Emblem: Elibe | Video game series |
| fireemblem-tellius | 2 | Fire Emblem: Tellius | Video game series |
| fireextinguishers | 7 | Fire extinguishers | Tools themes |
| firefighters | 52 | Firefighters | Creatures entities |
| firefighting | 31 | Firefighting | Activities themes |
| fireflies | 15 | Fireflies | Other entities |
| firelighter | 7 | Firelighter | Tools themes |
| firemen-series | 2 | The Firemen | Video game series |
| firenforget-series | 12 | Fire & Forget | Video game series |
| firesuppression | 27 | Fire suppression | Other entities |
| firingarcs | 18 | Firing arcs | Video game concepts |
| firstaid | 22 | First aid | Activities themes |
| firstbaronswar | 14 | First Baron's War | Historical themes |
| firstcontact | 19 | First contact | Culture concepts |
| firstkiss | 5 | First Kiss | Video game series |
| firstpartytitle | 214 | First-party title | Other concepts |
| firstpersonshooter | 2183 | First-person shooter | Game genre concepts |
| firstqueen-series | 10 | First Queen | Video game series |
| fish | 397 | Fish | Creatures themes |
| fisherprice | 8 | Fisher-Price | Other themes |
| fishing | 367 | Fishing | Activities themes |
| fishprotagonist | 64 | Fish protagonist | Creatures themes |
| fistloads | 59 | Fist loads | Tools entities |
| fives | 1 | Fives | Sport themes |
| fixedshooter | 1523 | Fixed shooter | Game genre themes |
| fixel | 2 | Fixel | Software entities |
| fizzwizzleseries | 4 | Professor Fizzwizzle | Video game series |
| flac | 2 | Free Lossless Audio Codec | Software entities |
| flamethrowers | 249 | Flamethrowers | Tools concepts |
| flammablegas | 2 | Flammable gas | Other entities |
| flammables | 9 | Flammable substances | Tools themes |
| flanking | 25 | Flanking | Other concepts |
| flapcontrol | 3 | Flap control | Activities themes |
| flaregun | 23 | Flare gun | Tools themes |
| flares | 29 | Flares | Tools entities |
| flash | 93 | Flash | Software entities |
| flashback-series | 21 | Flashback | Video game series |
| flashback2.0 | 40 | Atari Flashback 2.0 game console | Hardware themes |
| flashback3.0 | 57 | Atari Flashback 3.0 game console | Hardware themes |
| flashbacks | 33 | Flashbacks | Other themes |
| flashcards | 1 | Flash cards | Other entities |
| flashgordon | 13 | Flash Gordon | Culture series |
| flashpunk | 3 | FlashPunk | Software entities |
| flashstorage | 12 | Media: Flash Storage | Hardware themes |
| flatdamagereduction | 12 | Flat damage reduction | Other concepts |
| flatout-series | 11 | FlatOut | Video game series |
| flatshading | 16 | Flat shading | Cartoon themes |
| flatspace | 43 | Flat space | Other concepts |
| flatspace-series | 2 | Flatspace | Video game series |
| flatterrain | 59 | Flat terrain | Video game concepts |
| flatworld | 30 | Flat world | Locations themes |
| flatzebraengine | 12 | flatzebra | Software entities |
| flawedprotagonist | 13 | Flawed protagonist | Culture concepts |
| fleas | 26 | Fleas | Creatures entities |
| fledge-engine | 4 | FLEDGE | Software entities |
| fleshvssteel | 22 | Flesh versus Steel | Culture concepts |
| flicking | 7 | Flicking | Activities themes |
| flightsim | 6 | Flight Simulator | Game genre concepts |
| flightsimtoolkit | 13 | Flight Sim Toolkit | Software themes |
| flipping | 2 | Flipping | Activities themes |
| flipresistance | 3 | Flip resistance | Video game concepts |
| flipscreens | 147 | Flip-screens | Software concepts |
| flixel | 19 | Flixel | Software entities |
| floatingaim | 7 | Floating aim | Video game concepts |
| floatingeyes | 79 | Floating eyes | Creatures entities |
| flood | 56 | Flood | Locations themes |
| florida | 22 | Florida, USA | Locations themes |
| flowermotif | 3 | Flower motif | Other concepts |
| flowers | 12 | Flowers | Creatures themes |
| fltk | 1 | Fast Light Toolkit | Software themes |
| flying | 174 | Flying | Activities themes |
| flyingcity | 22 | Flying city | Other themes |
| flyingdisc | 13 | Flying Disc | Sport entities |
| flyingislands | 120 | Flying islands | Other entities |
| flyingjellyfish | 32 | Flying jellyfish | Creatures themes |
| flyingsaucers | 30 | Flying saucers | Vehicles entities |
| flyingsporepods | 6 | Flying spore pods | Creatures themes |
| fmod | 257 | FMOD audio engine | Software entities |
| fmtownsmarty | 9 | FM Towns Marty | Hardware themes |
| fnaf-series | 10 | Five Nights at Freddy's | Video game series |
| fnaxna | 159 | FNA | Software entities |
| focallang | 2 | FOCAL language | Software themes |
| focallength | 1 | Focal length | Video game concepts |
| fofindicator | 86 | Friend-or-Foe indicator | Video game concepts |
| fog | 26 | Fog | Locations themes |
| fogofwar | 238 | Fog of War | Video game concepts |
| followinfootsteps | 6 | Follow in someone's footsteps | Other concepts |
| foma | 9 | Freedom of Mobile Multimedia Access | Hardware themes |
| fomalhautsystem | 9 | Fomalhaut star system | Locations themes |
| fontoptions | 4 | Font options | Other concepts |
| food-theme | 117 | Food theme | Other themes |
| foodcharacters | 7 | Food characters | Creatures themes |
| foolishprotagonist | 10 | Foolish protagonist | Creatures themes |
| footbag | 13 | Footbag | Other themes |
| footcraz | 2 | Foot Craz controller | Hardware themes |
| foraging | 41 | Foraging | Activities themes |
| forbiddentech | 2 | Forbidden technology | Other themes |
| forcedaggro | 3 | Forced aggro | Other themes |
| forcedberserking | 6 | Forced berserking | Other concepts |
| forcedlevelend | 8 | Forced level end | Video game concepts |
| forcedmouseaccel | 1 | Forced mouse acceleration | Software concepts |
| forcedpolymorph | 48 | Forced polymorph | Other concepts |
| forcedsuicide | 6 | Forced suicide | Other concepts |
| forcedteleport | 8 | Forced teleport | Other concepts |
| forcedvariety | 1 | Forced variety | Video game concepts |
| forcefields | 53 | Force fields | Other entities |
| ford | 33 | Ford | Vehicles themes |
| foreshadowing | 5 | Foreshadowing | Culture concepts |
| forest | 976 | Forest | Locations themes |
| foretelling | 1 | Foretelling | Culture concepts |
| forethoughtrequired | 595 | Forethought Required | Activities concepts |
| forgelightengine | 4 | ForgeLight | Software entities |
| forgetfulenemies | 4 | Forgetful enemies | Video game concepts |
| forging | 2 | Forging | Activities themes |
| forgottenpast | 13 | Forgotten past | Other themes |
| forgottenrealms | 123 | Forgotten Realms | Locations concepts |
| formations | 64 | Formations | Activities themes |
| formerhumans | 18 | Former humans | Creatures concepts |
| formervaporware | 22 | Former vaporware | Other concepts |
| formula1 | 384 | Formula 1 | Sport entities |
| formulae | 8 | FIA Formula E Championship | Sport entities |
| formularacing | 11 | Formula racing | Sport themes |
| forthlanguage | 7 | Forth programming language | Software entities |
| fortnite | 10 | Fortnite | Video game series |
| fortnite-platform | 9 | Fortnite platform | Software entities |
| fortran | 25 | Fortran programming language | Software themes |
| fortress | 70 | Fortress | Locations themes |
| fortresssimulation | 21 | Fortress simulation | Game genre concepts |
| fortunetelling | 21 | Fortune Telling | Other themes |
| forzamotorsport | 5 | Forza Motorsport | Video game series |
| fouling | 8 | Fouling | Activities themes |
| foundations | 19 | Foundations | Other entities |
| foundfootage | 7 | Found Footage | Fiction genre concepts |
| foundmaps | 23 | Found maps | Other entities |
| fourfingers | 24 | Four fingers | Cartoon themes |
| fourhorsemen | 44 | Four Horsemen of the Apocalypse | Culture concepts |
| fov-horizontal | 6 | Horizontal field of view | Software concepts |
| fovoption | 71 | Field of view option | Software concepts |
| fox-engine | 11 | Fox Engine | Software entities |
| foxandhounds | 4 | Fox And Hounds | Traditional themes |
| foxes | 37 | Foxes | Creatures themes |
| fpscreator | 1 | FPS Creator | Software entities |
| fpsrts | 30 | xPS/RTS | Game genre themes |
| fractalgenerating | 9 | Fractal Generating | Software concepts |
| fractionals | 11 | Fractionals | Other concepts |
| fragileprotagonist | 103 | Fragile protagonist | Creatures themes |
| frameanimation | 3 | Frame animation | Software concepts |
| frameratesmoothing | 8 | Framerate smoothing | Software concepts |
| framestory | 14 | Frame story | Culture concepts |
| framesynced | 27 | Frame synced | Software themes |
| france | 294 | France | Locations entities |
| frankenstein | 25 | Frankenstein | Culture series |
| franklinace1000 | 5 | Franklin Ace 1000 | Hardware themes |
| franklintheturtle | 5 | Franklin the Turtle | Cartoon series |
| free | 509 | Free, but not Freeware | Video game concepts |
| free2play | 911 | Free-to-play | Video game concepts |
| freeactions | 17 | Free actions | Video game concepts |
| freebsd | 344 | FreeBSD OS | Software themes |
| freecell | 15 | FreeCell solitaire | Traditional themes |
| freeexpansions | 23 | Free content expansions | Video game concepts |
| freekick | 2 | Freekick | Activities themes |
| freelancing | 56 | Freelancing | Activities themes |
| freelook | 33 | Free look | Video game concepts |
| freemandyson | 1 | Freeman Dyson | Culture themes |
| freemintos | 1 | MiNT OS | Software themes |
| freemium | 41 | Freemium | Video game concepts |
| freescapeengine | 37 | Freescape | Software entities |
| freeslicing | 14 | Free slicing | Other concepts |
| freesound | 9 | The Freesound Project | Music themes |
| freespace | 7 | Freespace | Video game series |
| freespaceengine | 16 | Freespace Engine | Software entities |
| freestylebmx | 28 | Freestyle BMX | Sport themes |
| freestylemotocross | 2 | Freestyle motocross | Sport themes |
| freestyleskiing | 14 | Freestyle skiing | Sport themes |
| freetrack | 1 | FreeTrack | Software entities |
| freewill | 19 | Free will | Culture themes |
| freezeframes | 4 | Freeze frames | Other concepts |
| freezing | 25 | Freezing | Other concepts |
| frenchandindianwar | 2 | French and Indian War | Historical themes |
| frequentloading | 10 | Frequent loading | Video game concepts |
| friendlyfire | 228 | Friendly Fire | Other concepts |
| friendlyfire-full | 28 | Friendly fire: Full | Video game concepts |
| friendlyfire-optional | 14 | Friendly fire: Optional | Video game concepts |
| friendlyfire-penalty | 4 | Friendly fire: Penalty | Video game concepts |
| friendlyfire-purposeful | 16 | Purposeful friendly fire | Video game concepts |
| friendlyfire-reduced | 22 | Friendly fire: Reduced | Video game concepts |
| friendlyhostiles | 1 | Friendly hostiles | Other concepts |
| friendship | 25 | Friendship | Culture concepts |
| friendshipbeatdown | 36 | Friendship beatdown | Culture themes |
| friendzoneengine | 1 | Friend-Zone Engine | Software themes |
| frog | 347 | Frog | Creatures themes |
| frogger | 65 | Frogger series | Video game series |
| froggerlike | 153 | Frogger-like | Game genre themes |
| fromanothertime | 18 | From another time | Culture themes |
| fromanotherworld | 212 | From another world | Culture themes |
| frontier | 11 | Frontier | Locations themes |
| frontmission | 18 | Front Mission | Video game series |
| frostbiteengine | 34 | Frostbite | Software entities |
| frozentime | 3 | Frozen time | Culture themes |
| fruits | 23 | Fruits | Other entities |
| fsharplanguage | 1 | F# programming language | Software entities |
| fuel | 705 | Fuel | Vehicles concepts |
| fuelcrisis | 20 | Fuel crisis | Other themes |
| fuelsiphoning | 6 | Fuel siphoning | Activities themes |
| fullbodyawareness | 116 | Full body awareness | Video game concepts |
| fullmetalalchemist | 12 | Fullmetal Alchemist | Cartoon series |
| fullscreen | 81 | Fullscreen only | Software themes |
| funeral | 10 | Funeral | Culture concepts |
| fungi | 36 | Fungi | Other entities |
| fungiculture | 2 | Fungiculture | Activities themes |
| fungus-agaric | 3 | Agaric Fungus | Creatures themes |
| fungus-chanterelle | 2 | Chanterelle Fungus | Creatures themes |
| fungus-mushrooms | 20 | Mushrooms | Creatures themes |
| fungus-panthercap | 2 | Panther Cap Fungus | Creatures concepts |
| fungus-pholiota | 2 | Pholiota Fungus | Creatures themes |
| fungus-pineconeamanita | 2 | Pine Cone Amanita Fungus | Creatures themes |
| fungus-porcini | 2 | Porcini Fungus | Creatures themes |
| fungus-purplefairyclub | 2 | Purple Fairy Club Fungus | Creatures themes |
| fungus-stinkhorn | 2 | Stinkhorn Fungus | Creatures themes |
| fungus-velvetfoot | 2 | Velvet Foot Fungus | Creatures themes |
| furnishing | 62 | Furnishing | Activities themes |
| furphysics | 1 | Fur physics | Software concepts |
| fury161 | 11 | Fury 161 | Locations entities |
| fusionmode | 9 | Fusion mode | Other concepts |
| futanari | 11 | Futanari | Creatures themes |
| future | 2732 | Future | Historical concepts |
| futureearth | 111 | Future Earth | Locations themes |
| futuristic | 122 | Futuristic | Culture themes |
| fuzixos | 34 | FuzixOS | Software entities |
| fxaa | 90 | Fast Approximate Anti-Aliasing | Software concepts |
| fzero | 12 | F-Zero | Video game series |
