4 letters
- peel8
- peen8
- peep10
- peer7
- pees7
- pegs9
- pehs9
- pein8
- peke11
- pele8
- pelt8
- pend9
- pens8
- pent8
- peon8
- peps10
- peri7
- perk11
- perm10
- perp10
- pert7
- peso7
- pest7
- pets7
- pews10
- phew12
- pier7
- pies7
- pine8
- pins8
- pint8
- pirn8
- pits7
- plew11
- poet7
- pone8
- pons8
- pore7
- porn8
- port7
- pose7
- post7
- pots7
- pows10
- prat7
- pree7
- prep10
- prex14
- prey9
- prez16
- pros7
- prow10
- psst7
- puns9
- punt9
- pure8
- purs8
- puts8
- pyes9
- pyre9
- rant5
- rape7
- raps7
- rapt7
- rase4
- rasp7
- rate4
- rats4
- raws7
- reap7
- rebs7
- recs7
- rede5
- reds5
- reed5
- reef7
- reek8
- reel5
- rees4
- refs7
- reft7
- regs6
- rein5
- reis4
- rems7
- rend6
- rent5
- repo7
- repp10
- reps7
- resh6
- rest4
- rete4
- rets4
- revs8
- rins5
- ripe7
- rips7
- rise4
- rite4
- roes4
- rope7
- rose4
- rote4
- rots4
- rows7
- rues5
- rune6
- runs6
- runt6
- ruse5
- rust5
- ruts5
- ryes6
- sane5
- sate4
- sawn8
- sear4
- seat4
- sect7
- seed5
- seek8
- seel5
- seem7
- seen5
- seep7
- seer4
- sees4
- seme7
- send6
- sene5
- sent5
- sept7
- sera4
- sere4
- serf7
- sers4
- seta4
- sets4
- sett4
- sewn8
- sews7
- sext11
- shew9
- sine5
- sipe7
- sire4
- site4
- skee8
- skep11
- skew11
- slew8
- smew10
- snap8
- snaw8
- sned6
- snip8
- snit5
- snot5
- snow8
- snye7
- sone5
- sore4
- sorn5
- sort4
- sown8
- spae7
- span8
- spar7
- spat7
- spec10
- sped8
- spew10
- spin8
- spit7
- spot7
- spry9
- spue8
- spun9
- spur8
- star4
- staw7
- stem7
- step7
- stet4
- stew7
- stey6
- stir4
- stop7
- stow7
- stun6
- stye6
- suer5
- suet5
- supe8
- sure5
- swan8
- swap10
- swat7
- swop10