4 letters
- firs7
- fisc10
- fish9
- fist7
- fits7
- flam11
- flan9
- flus9
- foam10
- fohn10
- foin8
- fons8
- fora7
- form10
- four8
- frae7
- frag9
- frap10
- frat7
- fray9
- frig9
- frit7
- friz16
- from10
- frug10
- fubs11
- fuci11
- fuds9
- fugs10
- fuji17
- fume11
- fumy13
- fund10
- funk13
- funs9
- furl9
- furs8
- fury10
- fuse8
- fuss8
- gain7
- gama9
- gams9
- gars6
- gash8
- gaum10
- gaun8
- gaur7
- ghis8
- gins7
- girn7
- gnar7
- gnus8
- gram9
- gran7
- grim9
- grin7
- grum10
- guan8
- guar7
- gums10
- guns8
- gush9
- haaf9
- haar6
- habu10
- haem9
- haen7
- haes6
- haft9
- hags8
- haha8
- hahs8
- haik10
- hail7
- hair6
- haji15
- half10
- halm10
- hame9
- hams9
- hand8
- hang9
- hank11
- hant7
- haps9
- hard7
- hare6
- hark10
- harl7
- harm9
- harp9
- hart6
- hash8
- hasp9
- hast6
- hats6
- haul8
- haut7
- haws9
- hays8
- hear6
- heir6
- hems9
- hens7
- herm9
- hern7
- hers6
- hies6
- hila7
- hind8
- hins7
- hint7
- hips9
- hire6
- hisn7
- hiss6
- hist6
- hits6
- hoar6
- hons7
- hora6
- horn7
- hour7
- hubs10
- hues7
- huff13
- hugs9
- huic10
- hula8
- hump13
- hums10
- hung10
- hunh10
- hunk12
- huns8
- hunt8
- hurl8
- hurt7
- hush9
- husk11
- huts7
- hwan10
- hymn12
- iamb10
- ichs9
- imam10
- imps10
- inch10
- info8
- inia5
- inks9
- inns6
- inro5
- ions5
- ires4
- iris4
- irks8
- iron5
- isba7
- isms7
- izar13
- jams16
- jars13
- jinn15
- jins14
- jism16
- jura14
- kaas8
- kafs11
- kaif11
- kain9
- kami11
- kana9
- karn9
- khaf13
- khan11
- khis10
- kifs11
- kina9
- kins9
- kirn9
- kirs8
- knar9
- knur10
- kris8
- kuna10
- lain6
- lair5
- lama8
- lams8
- lari5
- lars5
- lash7
- liar5
- lima8
- limn9
- linn7
- lins6
- lira5