4 letters
- fool8
- foot7
- fops10
- fora7
- forb10
- ford8
- fore7
- fork11
- form10
- fort7
- foss7
- four8
- foys9
- frae7
- frag9
- frap10
- frat7
- fray9
- frig9
- frit7
- friz16
- froe7
- frog9
- from10
- frow10
- fubs11
- fuci11
- furs8
- fuss8
- gabs9
- gama9
- gamb12
- gams9
- garb9
- gars6
- gibs9
- giro6
- goas6
- gobo9
- gobs9
- goof9
- goos6
- grab9
- gram9
- grim9
- haaf9
- haar6
- hair6
- hams9
- harm9
- hiss6
- hoar6
- hobo9
- hobs9
- homo9
- hoof9
- hora6
- iamb10
- ibis7
- ices7
- ichs9
- icon8
- imam10
- imps10
- info8
- inro5
- ions5
- iota4
- ires4
- iris4
- irks8
- iron5
- isba7
- isms7
- izar13
- jabs16
- jamb19
- jams16
- jars13
- jiao13
- jibs16
- jism16
- jobs16
- joss13
- kaas8
- kabs11
- kafs11
- kaif11
- kami11
- kbar11
- kifs11
- kirs8
- kiss8
- koas8
- kobo11
- kobs11
- kois8
- kors8
- koss8
- kris8
- labs8
- lacs8
- laic8
- lair5
- lama8
- lamb11
- lams8
- lari5
- lars5
- lass5
- liar5
- libs8
- lima8
- limb11
- limo8
- lira5
- loaf8
- loam8
- lobo8
- lobs8
- loca8
- loci8
- loco8
- loof8
- loom8
- loos5
- loss5
- maar7
- mabe10
- mace10
- mach12
- mack14
- macs10
- mads8
- maes7
- magi9
- mags9
- maid8
- mail8
- maim10
- main8
- mair7
- mako11
- mama10
- mana8
- mano8
- mans8
- maps10
- marc10
- mare7
- mark11
- marl8
- mars7
- mart7
- mash9
- mask11
- mass7
- mast7
- mats7
- maws10
- maxi14
- maya9
- mayo9
- mays9
- mesa7
- mess7
- mhos9
- mibs10
- mica10
- mice10
- mick14
- mids8
- miff13
- migs9
- milo8
- mils8
- mina8
- mire7
- miri7
- mirk11
- mirs7
- miry9
- mise7
- miso7
- miss7
- mist7
- moan8
- moas7
- moat7
- mobs10
- mock14
- mocs10
- modi8
- mods8
- mogs9
- moil8
- mojo16
- mola8
- mols8
- momi10