4 letters
- sate4
- sati4
- saul6
- sawn8
- saws7
- scat7
- scop10
- scot7
- scow10
- scup11
- scut8
- seat4
- sept7
- seta4
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shew9
- ship9
- shit6
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shul8
- shun8
- shut7
- sith6
- skat8
- skua9
- slap8
- slat5
- slaw8
- slop8
- slot5
- slow8
- slut6
- smut8
- snap8
- snaw8
- snot5
- snow8
- soak8
- soap7
- soar4
- soda5
- sofa7
- soft7
- soja13
- sola5
- soma7
- soot4
- soph9
- sops7
- sora4
- sort4
- soth6
- sots4
- souk9
- soul6
- soup8
- sour5
- sous5
- sown8
- sows7
- soya6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spew10
- spit7
- spot7
- spud9
- spue8
- spun9
- spur8
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- step7
- stew7
- stoa4
- stob7
- stop7
- stow7
- stub8
- stud6
- stum8
- stun6
- suba8
- such10
- suet5
- sugh9
- suit5
- sumo8
- sump11
- supe8
- sups8
- sura5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swob10
- swop10
- swot7
- swum11
- syph11
- tabs7
- tabu8
- tach9
- taco7
- tads5
- tags6
- tahr6
- tamp10
- tams7
- tans5
- taos4
- tapa7
- tape7
- taps7
- taro4
- tarp7
- tars4
- task8
- tass4
- tats4
- taus5
- taut5
- tavs8
- taws7
- teas4
- tepa7
- tews7
- thae6
- than7
- that6
- thaw9
- thew9
- thio6
- this6
- thou7
- thro6
- thru7
- thud8
- thug9
- thus7
- tips7
- toad5
- tods5
- toea4
- toes4
- tofu8
- toga6
- togs6
- tola5
- tolu6
- toms7
- tons5
- tope7
- toph9
- topi7
- tops7
- tora4
- tors4
- tosh6
- toss4
- tost4
- tots4
- tour5
- tout5
- town8
- tows7
- towy9
- toys6
- trap7
- trop7
- trow7
- tsar4