4 letters
- fess7
- feta7
- fets7
- feus8
- fiar7
- fibs10
- fire7
- firs7
- flab11
- flap11
- flea8
- fobs10
- foes7
- fops10
- fora7
- forb10
- fore7
- frae7
- frag9
- frap10
- frat7
- fray9
- free7
- fret7
- froe7
- fubs11
- furs8
- fuse8
- gabs9
- gaes6
- gape9
- gaps9
- garb9
- gars6
- gasp9
- gear6
- grab9
- haes6
- haps9
- hare6
- harp9
- hasp9
- heap9
- hear6
- herb9
- hers6
- ires4
- isba7
- jabs16
- jape16
- jars13
- kabs11
- kaes8
- kafs11
- kbar11
- keas8
- kefs11
- keps11
- kerb11
- kerf11
- labs8
- laps8
- lars5
- lase5
- leaf8
- leap8
- lear5
- leas5
- mabe10
- maes7
- maps10
- mare7
- mars7
- mesa7
- nabe8
- nabs8
- nape8
- naps8
- neap8
- near5
- nebs8
- oafs7
- oars4
- obes7
- opes7
- orbs7
- ores4
- osar4
- pace10
- pacs10
- pads8
- page9
- pair7
- pale8
- pals8
- pams10
- pane8
- pans8
- paps10
- para7
- pard8
- pare7
- park11
- parr7
- pars7
- part7
- pase7
- pash9
- pass7
- past7
- pate7
- pats7
- pave11
- paws10
- pays9
- peag9
- peak11
- peal8
- pean8
- pear7
- peas7
- peat7
- pecs10
- peds8
- peer7
- pees7
- pegs9
- pehs9
- pelf11
- pens8
- peps10
- peri7
- perk11
- perm10
- perp10
- pert7
- peso7
- pest7
- pets7
- pews10
- pias7
- pier7
- pies7
- plea8
- pleb11
- pore7
- pose7
- pram10
- prao7
- prat7
- prau8
- pray9
- pree7
- prep10
- prex14
- prey9
- prez16
- proa7
- prof10
- pros7
- pubs11
- pure8
- purs8
- pyas9
- pyes9
- pyre9
- race7
- rads5
- raff10
- raft7
- rage6
- rags6
- rake8
- rale5
- ramp10
- rams7
- rape7
- raps7
- rapt7
- rare4
- rase4
- rash6
- rasp7
- rate4
- rats4
- rave8
- raws7
- rays6
- raze13
- read5
- real5
- ream7
- reap7
- rear4
- rebs7
- recs7
- reds5
- reef7
- rees4
- refs7