4 letters
- fiat7
- fibs10
- fice10
- fico10
- fido8
- fids8
- fief10
- fife10
- figs9
- fila8
- file8
- fill9
- film11
- filo8
- fils8
- fine8
- fino8
- fins8
- fire7
- firm10
- firn8
- firs7
- fisc10
- fish9
- fist7
- fits7
- five11
- fixt14
- flap11
- flat8
- flea8
- fled9
- flee8
- flew11
- flex15
- fley10
- flic11
- flip11
- flit8
- floc11
- floe8
- flog10
- flop11
- flow11
- flue9
- flus9
- foal8
- fobs10
- foci10
- foes7
- fogs9
- fohn10
- foil8
- foin8
- fold9
- folk12
- fons8
- font8
- fool8
- foot7
- fops10
- fora7
- forb10
- ford8
- fore7
- fork11
- form10
- fort7
- foss7
- foul9
- four8
- fowl11
- foys9
- frae7
- frap10
- frat7
- free7
- fret7
- frig9
- frit7
- friz16
- froe7
- frog9
- from10
- frow10
- fuel9
- furl9
- furs8
- fuse8
- gels7
- gelt7
- gest6
- gets6
- ghis8
- gies6
- gift9
- gilt7
- gips9
- girl7
- giro6
- girt6
- gist6
- gits6
- glop10
- goer6
- goes6
- golf10
- gore6
- gorp9
- gosh8
- grip9
- grit6
- grot6
- haes6
- haet6
- haft9
- hail7
- hair6
- hale7
- half10
- halo7
- halt7
- haps9
- hare6
- harl7
- harp9
- hart6
- hasp9
- hast6
- hate6
- hats6
- heal7
- heap9
- hear6
- heat6
- heel7
- heft9
- hehs8
- heil7
- heir6
- held8
- hell8
- helm10
- helo7
- help10
- hemp12
- hems9
- hens7
- hent7
- herb9
- herd7
- here6
- herl7
- herm9
- hern7
- hero6
- hers6
- hest6
- heth8
- hets6
- hews9
- hide7
- hied7
- hies6
- hike10
- hila7
- hili7
- hill8
- hilt7
- hins7
- hint7
- hips9
- hire6
- hisn7
- hiss6
- hist6
- hits6
- hive10
- hoar6
- hobs9
- hods7
- hoed7
- hoer6
- hoes6
- hogs8
- hoke10
- hold8
- hole7
- holk11
- holm10
- holp10
- hols7
- holt7
- holy9
- home9
- hone7
- hons7
- hoof9
- hoop9
- hoot6