4 letters
- feat7
- feck14
- feds8
- feed8
- feel8
- fees7
- feet7
- fehs9
- feme10
- fems10
- fens8
- feod8
- fere7
- fern8
- fess7
- feta7
- fete7
- fets7
- feus8
- fiar7
- fire7
- firs7
- flak12
- flap11
- flea8
- flee8
- floe8
- flop11
- foal8
- foam10
- fobs10
- foes7
- fogs9
- folk12
- fons8
- fops10
- fora7
- forb10
- ford8
- fore7
- fork11
- form10
- fort7
- foss7
- four8
- foys9
- frae7
- frag9
- frap10
- frat7
- fray9
- free7
- fret7
- froe7
- frog9
- from10
- frow10
- furs8
- fuse8
- fyke13
- gaes6
- gape9
- gaps9
- gars6
- gasp9
- gear6
- geek10
- gees6
- goas6
- goer6
- goes6
- gore6
- gorp9
- gree6
- haes6
- hake10
- haps9
- hare6
- hark10
- harp9
- hasp9
- heap9
- hear6
- here6
- hero6
- hers6
- hoar6
- hoer6
- hoes6
- hoke10
- hope9
- hops9
- hora6
- hose6
- ires4
- irks8
- jake17
- jape16
- jars13
- jeep16
- jeer13
- jees13
- jefe16
- jerk17
- joes13
- joke17
- kaas8
- kabs11
- kaes8
- kafs11
- kaif11
- kale9
- kame11
- kane9
- kaon9
- kapa11
- kaph13
- karn9
- kart8
- kats8
- kayo10
- kays10
- kbar11
- keas8
- keef11
- keek12
- keel9
- keen9
- keep11
- keet8
- kefs11
- kegs10
- keir8
- kelp12
- kemp14
- keno9
- kens9
- kepi11
- keps11
- kept11
- kerb11
- kerf11
- kern9
- keto8
- keys10
- khaf13
- kief11
- kier8
- kifs11
- kips11
- kirs8
- knap12
- knar9
- knee9
- knop12
- koan9
- koas8
- kobs11
- koel9
- kois8
- kola9
- koph13
- kops11
- kore8
- kors8
- koss8
- kris8
- kues9
- kvas12
- kyar10
- lake9
- laps8
- lark9
- lars5
- lase5
- leaf8
- leak9
- leap8
- lear5
- leas5
- leek9
- leer5
- lees5
- leke9
- leks9
- loaf8
- lope8
- lops8
- lore5
- lose5
- maes7
- make11
- mako11
- maps10
- mare7
- mark11
- mars7
- mask11
- meek11
- mere7