4 letters
- rout5
- rump11
- rums8
- rust5
- ruts5
- samp10
- saps7
- scop10
- scot7
- scum11
- scup11
- scut8
- sept7
- sets4
- shmo9
- shop9
- shot6
- shut7
- simp10
- sims7
- sips7
- sits4
- slop8
- slot5
- slum9
- slut6
- smit7
- smog9
- smug10
- smut8
- snot5
- soap7
- sobs7
- sods5
- soft7
- sols5
- soma7
- some7
- sons5
- soot4
- soph9
- sops7
- sort4
- soth6
- sots4
- souk9
- soul6
- soup8
- sour5
- sous5
- sows7
- soys6
- spam10
- spas7
- spat7
- spit7
- spot7
- spud9
- spue8
- spun9
- spur8
- stem7
- step7
- stoa4
- stob7
- stop7
- stow7
- stub8
- stud6
- stum8
- stun6
- subs8
- suds6
- sues5
- suet5
- suit5
- sulu7
- sumo8
- sump11
- sums8
- suns6
- supe8
- sups8
- suqs14
- suss5
- swop10
- swot7
- swum11
- tamp10
- tams7
- taos4
- taps7
- tass4
- taus5
- temp10
- thou7
- thus7
- tips7
- tods5
- toes4
- tofu8
- togs6
- tolu6
- tomb10
- tome7
- toms7
- tons5
- toom7
- tope7
- toph9
- topi7
- tops7
- tors4
- tosh6
- toss4
- tost4
- tots4
- tour5
- tout5
- tows7
- toys6
- trop7
- tsks8
- tubs8
- tugs7
- tuis5
- tump11
- tuns6
- tups8
- tush7
- tusk9
- tuts5
- tutu6
- twos7
- typo9
- udos6
- ulus7
- umbo11
- umps11
- unto6
- upas8
- updo9
- upon9
- urus6
- uses5
- utas5
- wops10
- wost7
- wots7
- wuss8
- yups10