4 letters
- fain8
- fair7
- fall9
- falx15
- fane8
- fang10
- fano8
- fans8
- farl8
- fart7
- fast7
- fate7
- fats7
- faun9
- faux15
- fava11
- fawn11
- feal8
- feat7
- felt8
- feta7
- fiar7
- fiat7
- fibs10
- figs9
- fila8
- file8
- fill9
- film11
- filo8
- fils8
- find9
- fine8
- fink12
- fino8
- fins8
- firn8
- fist7
- fits7
- fixt14
- flab11
- flag10
- flak12
- flam11
- flan9
- flap11
- flat8
- flaw11
- flax15
- flay10
- flea8
- flic11
- flip11
- flit8
- flog10
- flub12
- flue9
- flus9
- flux16
- foal8
- foil8
- foin8
- font8
- foul9
- frag9
- frat7
- frig9
- frit7
- frug10
- fubs11
- fuci11
- fuel9
- fugs10
- fugu11
- fuji17
- full10
- fund10
- funk13
- funs9
- furl9
- futz17
- gabs9
- gaby11
- gadi7
- gaen7
- gaff12
- gaga8
- gain7
- gait6
- gala7
- gale7
- gall8
- gals7
- gama9
- gamb12
- gane7
- gang9
- gaol7
- garb9
- gast6
- gate6
- gats6
- gaud8
- gaum10
- gaun8
- gaur7
- gelt7
- gent7
- genu8
- geta6
- ghat8
- gibe9
- gibs9
- gien7
- gift9
- giga8
- gild8
- gill8
- gilt7
- gink11
- gins7
- girl7
- girn7
- girt6
- gist6
- gits6
- glad8
- glen8
- glia7
- glib10
- glim10
- glob10
- glue8
- glug10
- glum11
- glut8
- gnar7
- gnat7
- gnaw10
- gnus8
- goal7
- goat6
- golf10
- gout7
- grab9
- gran7
- grat6
- grin7
- grit6
- grub10
- guan8
- guar7
- guff13
- guid8
- gulf11
- gull9
- gulp11
- guls8
- gunk12
- guns8
- gust7
- guts7
- haaf9
- habu10
- haft9
- hail7
- half10
- halt7
- hang9
- hant7
- haul8
- haut7
- hila7
- hilt7
- hint7
- hula8
- hung10
- hunt8
- iamb10
- iglu8
- ikat8
- ilea5
- ilia5
- ilka9
- inby10
- info8
- inia5
- inly8
- inti5
- into5
- iota4
- isba7
- jail14
- jilt14
- juba17
- juga16
- kagu11
- kaif11
- kail9
- kain9