4 letters
- rhos6
- rice7
- rich9
- rick11
- rink9
- rins5
- riot4
- ripe7
- rips7
- rise4
- risk8
- rite4
- rock11
- rocs7
- roes4
- rope7
- rose4
- rote4
- roti4
- rots4
- sack11
- sain5
- sake8
- saki8
- sane5
- sank9
- sate4
- sati4
- scan8
- scat7
- scop10
- scot7
- scow10
- scup11
- scut8
- seat4
- secs7
- sect7
- seek8
- seen5
- seep7
- sego6
- seif7
- seis4
- semi7
- send6
- sene5
- sent5
- sept7
- seta4
- sets4
- sett4
- sewn8
- sext11
- shat6
- shea6
- shed7
- shes6
- shew9
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- shun8
- shut7
- sice7
- sick11
- sics7
- side5
- sift7
- sigh8
- sign7
- sike8
- silk9
- silo5
- silt5
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- sire4
- site4
- sith6
- sits4
- size13
- skat8
- skee8
- skeg10
- skep11
- skew11
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- slip8
- slit5
- sloe5
- slop8
- slot5
- smit7
- snap8
- sned6
- snib8
- snip8
- snit5
- snob8
- snog7
- snot5
- snow8
- snye7
- soak8
- soap7
- sock11
- soft7
- soil5
- soke8
- sole5
- soli5
- some7
- sone5
- song7
- sons5
- sook8
- soon5
- soot4
- soph9
- sops7
- sore4
- sori4
- sorn5
- sort4
- soth6
- sots4
- souk9
- soup8
- sown8
- spae7
- span8
- spat7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spue8
- spun9
- stem7
- step7
- stet4
- stew7
- stey6
- stir4
- stoa4
- stob7
- stop7
- stow7
- stun6
- stye6
- such10
- suck12
- suet5
- suit5
- sunk10
- supe8
- swop10
- swot7
- syce9
- syke10
- sync10
- syne7
- syph11
- tace7
- tach9
- tack11
- taco7
- tain5
- take8
- tank9
- tans5
- taos4