4 letters
- rhea6
- rhos6
- rocs7
- roes4
- root4
- rope7
- rose4
- rota4
- rote4
- roto4
- rots4
- sacs7
- saps7
- sash6
- sate4
- scar7
- scat7
- scop10
- scot7
- sear4
- seas4
- seat4
- secs7
- sect7
- seep7
- seer4
- sees4
- sept7
- sera4
- sere4
- sers4
- seta4
- sets4
- sett4
- shat6
- shea6
- shes6
- shoe6
- shoo6
- shop9
- shot6
- soap7
- soar4
- soot4
- soph9
- sops7
- sora4
- sore4
- sort4
- soth6
- sots4
- spae7
- spar7
- spas7
- spat7
- spec10
- spot7
- star4
- stat4
- step7
- stet4
- stoa4
- stop7
- tace7
- tach9
- taco7
- tact7
- tahr6
- taos4
- tapa7
- tape7
- taps7
- tare4
- taro4
- tarp7
- tars4
- tart4
- tass4
- tate4
- tats4
- tear4
- teas4
- teat4
- tees4
- tepa7
- test4
- teth6
- tets4
- thae6
- that6
- thee6
- thro6
- toea4
- toes4
- toot4
- tope7
- toph9
- tops7
- tora4
- torc7
- tore4
- toro4
- tors4
- tort4
- tosh6
- toss4
- tost4
- tote4
- tots4
- trap7
- tree4
- tret4
- trop7
- trot4
- tsar4