4 letters
- fern8
- fess7
- fice10
- file8
- fils8
- fine8
- fink12
- fins8
- fire7
- firn8
- firs7
- fisc10
- flee8
- flic11
- free7
- geck13
- geek10
- gees6
- gels7
- gene7
- gens7
- gien7
- gies6
- gink11
- gins7
- girl7
- girn7
- glee7
- glen8
- gree6
- grin7
- heck13
- heel7
- heil7
- heir6
- hens7
- here6
- herl7
- hern7
- hers6
- hick13
- hies6
- hike10
- hins7
- hire6
- hisn7
- hiss6
- iced8
- ices7
- ichs9
- icky13
- icon8
- ides5
- idle6
- ikon9
- ilea5
- ilex12
- ilka9
- ilks9
- ills6
- inch10
- inks9
- inky11
- inly8
- inns6
- inro5
- ions5
- ired5
- ires4
- iris4
- irks8
- iron5
- isle5
- isms7
- jeer13
- jees13
- jerk17
- jess13
- jink18
- jins14
- kaes8
- kail9
- kain9
- kale9
- kane9
- karn9
- keas8
- keck15
- keef11
- keek12
- keel9
- keen9
- keep11
- keet8
- kefs11
- kegs10
- keir8
- kelp12
- keno9
- kens9
- kent9
- kepi11
- keps11
- kerb11
- kerf11
- kern9
- keys10
- khis10
- kibe11
- kick15
- kids9
- kief11
- kier8
- kifs11
- kike12
- kill10
- kiln10
- kilo9
- kilt9
- kina9
- kind10
- kine9
- king11
- kink13
- kino9
- kins9
- kips11
- kirk12
- kirn9
- kirs8
- kiss8
- kist8
- kite8
- kits8
- knar9
- knee9
- knew12
- knit9
- knur10
- koel9
- kois8
- kore8
- kors8
- koss8
- kris8
- kues9
- kune10
- lace8
- lack12
- lacs8
- laic8
- lain6
- lair5
- lake9
- lane6
- lank10
- lari5
- lark9
- lars5
- lase5
- lass5
- leak9
- lean6
- lear5
- leas5
- lech10
- leek9
- leer5
- lees5
- leet5
- legs7
- lehr7
- leis5
- leke9
- leks9
- leku10
- lend7
- leno6
- lens6
- lent6
- less5
- lest5
- lets5
- leys7
- liar5
- libs8
- lice8
- lich10
- lick12
- lids6
- lied6
- lief8
- lien6
- lier5
- lies5
- lieu6
- life8
- like9
- lime8
- limn9