4 letters
- rhos6
- rias4
- ribs7
- rice7
- ride5
- rids5
- riel5
- rife7
- rifs7
- rigs6
- rile5
- rime7
- rims7
- ring7
- rins5
- riot4
- ripe7
- rips7
- rise4
- risk8
- rite4
- rive8
- robe7
- robs7
- rocs7
- rode5
- rods5
- roes4
- roil5
- role5
- romp10
- roms7
- rope7
- ropy9
- rose4
- rosy6
- rote4
- roti4
- rots4
- roue5
- roup8
- rove8
- rows7
- rues5
- rugs7
- ruse5
- ryes6
- sage6
- sago6
- sags6
- saps7
- sari4
- scop10
- sear4
- seas4
- secs7
- seep7
- seer4
- sees4
- sego6
- segs6
- seif7
- seis4
- sels5
- semi7
- sept7
- sera4
- sere4
- serf7
- sers4
- sets4
- sews7
- shes6
- ship9
- shoe6
- shog8
- shop9
- shri6
- sibs7
- sice7
- sics7
- side5
- sigh8
- sign7
- sike8
- silo5
- simp10
- sims7
- sine5
- sing7
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sits4
- size13
- skeg10
- skep11
- skip11
- skis8
- slip8
- sloe5
- slog7
- slop8
- smog9
- snip8
- snog7
- soap7
- soar4
- sobs7
- sods5
- soil5
- soke8
- sole5
- soli5
- sols5
- some7
- sone5
- song7
- sons5
- soph9
- sops7
- sora4
- sorb7
- sord5
- sore4
- sori4
- sorn5
- sort4
- sots4
- soup8
- sour5
- sous5
- sows7
- soys6
- spae7
- spar7
- spas7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spry9
- spue8
- spur8
- sris4
- step7
- stir4
- stop7
- suer5
- sues5
- supe8
- sups8
- sure5
- swig9
- swop10
- tegs6
- tier4
- ties4
- tips7
- tire4
- tiro4
- toes4
- togs6
- tope7
- topi7
- tops7
- tore4
- tori4
- tors4
- toss4
- trig6
- trio4
- trip7
- trop7
- urge7
- user5
- uses5
- vier8
- vies8
- vigs10
- vise8
- voes8
- weir7
- wigs9
- wipe10
- wire7
- wise7
- wisp10
- wiss7
- woes7
- wogs9
- wops10