4 letters
- 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
- 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
- fuss8
- gels7
- gelt7
- gest6
- gets6
- gies6
- gift9
- gilt7
- gips9
- girl7
- giro6
- girt6
- gist6
- gits6
- glop10
- goer6
- goes6
- golf10
- gore6
- gorp9
- grip9
- grit6
- grot6
- heft9
- heil7
- heir6
- helo7
- help10
- herl7
- hero6
- hers6
- hest6
- hets6
- hies6
- hilt7
- hips9
- hire6
- hiss6
- hist6
- hits6
- hoer6
- hoes6
- hole7
- holp10
- hols7
- holt7
- hope9
- hops9
- hose6
- host6
- hots6
- ices7
- ides5
- idle6
- idol6
- ilea5
- ilex12
- ilks9
- ills6
- imps10
- info8
- inro5
- into5
- ions5
- iota4
- ired5
- ires4
- iris4
- irks8
- iron5
- isle5
- isms7
- item7
- jess13
- jest13
- jets13
- jilt14
- joes13
- jole14
- jolt14
- joss13
- jots13
- kefs11
- keir8
- kelp12
- kepi11
- keps11
- kept11
- kerf11
- keto8
- kief11
- kier8
- kifs11
- kilo9
- kilt9
- kips11
- kirs8
- kiss8
- kist8
- kite8
- kits8
- koel9
- kois8
- kops11
- kore8
- kors8
- koss8
- kris8
- lair5
- laps8
- lari5
- lars5
- lase5
- lass5
- last5
- late5
- lati5
- lats5
- leaf8
- leap8
- lear5
- leas5