4 letters
- oped8
- open8
- opes7
- opts7
- opus8
- orcs7
- ores4
- orts4
- oses4
- ossa4
- otic7
- oust5
- outs5
- owes7
- owse7
- oxes11
- oyes6
- pace10
- pacs10
- pact10
- pase7
- pass7
- past7
- pate7
- pats7
- peas7
- peat7
- pech12
- peck14
- pecs10
- peds8
- peed8
- peek11
- peel8
- peen8
- peep10
- peer7
- pees7
- pegs9
- pehs9
- peke11
- pele8
- pelt8
- pens8
- pent8
- peon8
- pepo10
- peps10
- pert7
- peso7
- pest7
- pets7
- pews10
- phot9
- pice10
- pics10
- pies7
- piso7
- piss7
- pits7
- plot8
- pock14
- poco10
- pods8
- poem10
- poet7
- pois7
- poke11
- pole8
- pols8
- pome10
- poms10
- pone8
- pons8
- pope10
- pops10
- pore7
- port7
- pose7
- posh9
- post7
- posy9
- pots7
- pout8
- pows10
- pree7
- pros7
- psis7
- psst7
- puce11
- puss8
- puts8
- pyes9
- recs7
- rees4
- repo7
- reps7
- rest4
- rete4
- rets4
- rocs7
- roes4
- rope7
- rose4
- rote4
- rots4
- sacs7
- saps7
- sate4
- scat7
- scop10
- scot7
- scow10
- scup11
- scut8
- seas4
- seat4
- secs7
- sect7
- seed5
- seek8
- seel5
- seem7
- seen5
- seep7
- seer4
- sees4
- sego6
- segs6
- seis4
- sels5
- seme7
- sene5
- sent5
- sept7
- sere4
- sers4
- seta4
- sets4
- sett4
- sews7
- sext11
- shes6
- shoe6
- shop9
- shot6
- sice7
- sics7
- sipe7
- sips7
- site4
- sits4
- skee8
- skep11
- sloe5
- slop8
- slot5
- snot5
- soap7
- sobs7
- sock11
- sods5
- soft7
- soke8
- sole5
- sols5
- some7
- sone5
- sons5
- soot4
- soph9
- sops7
- sore4
- sort4
- soth6
- sots4
- soup8
- sous5
- sows7
- soys6
- spae7
- spas7
- spat7
- spec10
- sped8
- spew10
- spic10
- spit7
- spot7
- spue8
- stem7
- step7
- stet4
- stew7
- stey6
- stoa4
- stob7
- stop7
- stow7
- stye6