4 letters
- reps7
- resh6
- rhos6
- rhus7
- rice7
- rich9
- rime7
- rims7
- rins5
- ripe7
- rips7
- rise4
- rocs7
- roes4
- romp10
- roms7
- rope7
- rose4
- roue5
- roup8
- rues5
- ruin6
- rump11
- rums8
- rune6
- runs6
- ruse5
- rush7
- scop10
- scum11
- scup11
- secs7
- seis4
- semi7
- sers4
- shes6
- shim9
- shin7
- ship9
- shmo9
- shoe6
- shop9
- shri6
- shun8
- sice7
- sics7
- simp10
- sims7
- sine5
- sinh7
- sins5
- sipe7
- sips7
- sire4
- sirs4
- snip8
- some7
- sone5
- sons5
- soph9
- sops7
- sore4
- sori4
- sorn5
- soup8
- sour5
- sous5
- spec10
- spic10
- spin8
- spue8
- spun9
- spur8
- sris4
- such10
- suer5
- sues5
- sumo8
- sump11
- sums8
- suns6
- supe8
- sups8
- sure5
- umps11
- unci9
- unco9
- upon9
- uric8
- urns6
- user5
- uses5