4 letters
- rape7
- raps7
- rase4
- rash6
- rasp7
- ream7
- reap7
- recs7
- rems7
- repo7
- reps7
- resh6
- rhea6
- rhos6
- rhus7
- roam7
- rocs7
- roes4
- romp10
- roms7
- room7
- rope7
- rose4
- roue5
- roup8
- rues5
- rump11
- rums8
- ruse5
- rush7
- same7
- samp10
- scam10
- scar7
- scop10
- scum11
- scup11
- seam7
- sear4
- sera4
- sham9
- shea6
- shmo9
- shoe6
- shoo6
- shop9
- soap7
- soar4
- soma7
- some7
- soph9
- sora4
- sore4
- soup8
- sour5
- spae7
- spam10
- spar7
- spec10
- spue8
- spur8
- such10
- suer5
- sumo8
- sump11
- supe8
- sura5
- sure5
- umps11
- upas8
- urea5
- ursa5
- user5