4 letters
- feta7
- fets7
- feud9
- feus8
- fiar7
- fine8
- fins8
- fire7
- firm10
- firn8
- firs7
- flam11
- flan9
- flea8
- flue9
- flus9
- foam10
- foes7
- fons8
- fora7
- fore7
- form10
- four8
- frae7
- frag9
- frap10
- frat7
- fray9
- free7
- fret7
- froe7
- from10
- frug10
- fubs11
- fuds9
- fuel9
- fugs10
- fume11
- fumy13
- fund10
- funk13
- funs9
- furl9
- furs8
- fury10
- fuse8
- fuss8
- fuze17
- gaen7
- gaes6
- game9
- gams9
- gane7
- gars6
- gaum10
- gaun8
- gaur7
- gear6
- gems9
- gens7
- genu8
- germ9
- geum10
- gnar7
- gnus8
- gram9
- gran7
- grue7
- grum10
- guan8
- guar7
- gums10
- guns8
- haem9
- haen7
- haes6
- hame9
- hams9
- hare6
- harm9
- hear6
- hems9
- hens7
- herm9
- hern7
- hers6
- hues7
- hums10
- huns8
- ires4
- jams16
- jane14
- jars13
- jean14
- jura14
- kaes8
- kafs11
- kame11
- kane9
- karn9
- keas8
- kefs11
- kens9
- kerf11
- kern9
- knar9
- knur10
- kues9
- kuna10
- kune10
- lame8
- lams8
- lane6
- lars5
- lase5
- leaf8
- lean6
- lear5
- leas5
- lens6
- lues6
- lums9
- luna7
- lune7
- lure6
- maar7
- mabe10
- mace10
- macs10
- made8
- mads8
- maes7
- mage9
- mags9
- main8
- mair7
- make11
- male8
- mana8
- mane8
- mano8
- mans8
- many10
- maps10
- marc10
- mare7
- mark11
- marl8
- mars7
- mart7
- mash9
- mask11
- mass7
- mast7
- mate7
- mats7
- maud9
- maul9
- maun9
- maut8
- mawn11
- maws10
- mays9
- maze16
- mead8
- meal8
- mean8
- meat7
- megs9
- mels8
- mems10
- mend9
- meno8
- menu9
- meou8
- mere7
- merk11
- merl8
- mesa7
- mesh9
- mess7
- meta7
- mews10
- mien8
- mina8
- mine8
- mire7
- mirs7
- mise7
- moan8
- moas7
- mons8
- mora7
- more7
- morn8
- mors7
- moue8
- muds9
- muff14
- mugs10