4 letters
- oohs6
- oots4
- orbs7
- ores4
- orts4
- osar4
- oxen12
- oxes11
- rams7
- rant5
- rase4
- rash6
- rate4
- rath6
- rato4
- rats4
- ream7
- rebs7
- rems7
- rent5
- resh6
- rest4
- rets4
- rhea6
- rhos6
- roam7
- roan5
- robe7
- robs7
- roes4
- roms7
- room7
- root4
- rose4
- rota4
- rote4
- roto4
- rots4
- sabe7
- same7
- sane5
- sate4
- seam7
- sear4
- seat4
- sent5
- sera4
- seta4
- sext11
- sham9
- shat6
- shea6
- shmo9
- shoe6
- shoo6
- shot6
- snob8
- snot5
- soar4
- soma7
- some7
- sone5
- soon5
- soot4
- sora4
- sorb7
- sore4
- sorn5
- sort4
- soth6
- stab7
- star4
- stem7
- stoa4
- stob7
- tabs7
- tahr6
- tame7
- tams7
- tans5
- taos4
- tare4
- tarn5
- taro4
- tars4
- team7
- tear4
- teas4
- tens5
- term7
- tern5
- thae6
- than7
- them9
- then7
- thro6
- toea4
- toes4
- tomb10
- tome7
- toms7
- tone5
- tons5
- toom7
- toon5
- tora4
- tore4
- torn5
- toro4
- tors4
- tosh6
- tram7
- tsar4