4 letters
- regs6
- reis4
- rems7
- repo7
- reps7
- resh6
- rest4
- rets4
- revs8
- rhos6
- ribs7
- rise4
- robe7
- robs7
- rocs7
- rode5
- rods5
- roes4
- role5
- roms7
- rood5
- roof7
- rook8
- room7
- root4
- rope7
- rose4
- rosy6
- rote4
- roto4
- rots4
- roue5
- rove8
- rows7
- rube8
- rubs8
- rues5
- ruse5
- ryes6
- sabe7
- sabs7
- sear4
- seas4
- secs7
- seer4
- sees4
- sego6
- segs6
- seis4
- sels5
- sera4
- sere4
- serf7
- sers4
- sets4
- sews7
- shes6
- shoe6
- shoo6
- sibs7
- sire4
- sirs4
- slob8
- sloe5
- snob8
- soar4
- sobs7
- sods5
- soke8
- sole5
- solo5
- sols5
- some7
- sone5
- sons5
- sook8
- soon5
- soot4
- sops7
- sora4
- sorb7
- sord5
- sore4
- sori4
- sorn5
- sort4
- sots4
- sour5
- sous5
- sows7
- soys6
- sris4
- stob7
- subs8
- suer5
- sues5
- sure5
- swob10
- sybo9
- toes4
- tore4
- toro4
- tors4
- toss4
- urbs8
- user5
- uses5
- verb11
- voes8
- webs10
- woes7
- woos7
- wore7
- yobs9
- yore6
- zero13
- zoos13