4 letters
- roan5
- roes4
- romp10
- roms7
- room7
- rope7
- rose4
- roue5
- roup8
- rues5
- rump11
- rums8
- rune6
- runs6
- ruse5
- rush7
- same7
- samp10
- sane5
- sans5
- saps7
- sash6
- sass4
- seam7
- sear4
- seas4
- sera4
- sers4
- sham9
- shea6
- shes6
- shmo9
- shoe6
- shoo6
- shop9
- shun8
- snap8
- soap7
- soar4
- soma7
- some7
- sone5
- sons5
- soon5
- soph9
- sops7
- sora4
- sore4
- sorn5
- soup8
- sour5
- sous5
- spae7
- spam10
- span8
- spar7
- spas7
- spue8
- spun9
- spur8
- suer5
- sues5
- sumo8
- sump11
- sums8
- suns6
- supe8
- sups8
- sura5
- sure5
- suss5
- umps11
- upas8
- upon9
- urea5
- urns6
- ursa5
- user5
- uses5