4 letters
- phat9
- phew12
- phut10
- puna9
- puns9
- punt9
- push10
- puts8
- qats13
- rant5
- rase4
- rash6
- rate4
- rath6
- rats4
- raws7
- rent5
- resh6
- rest4
- rets4
- rhea6
- rhus7
- rues5
- rune6
- runs6
- runt6
- ruse5
- rush7
- rust5
- ruth7
- ruts5
- sabe7
- sade5
- safe7
- sage6
- sain5
- sake8
- sale5
- salt5
- same7
- sand6
- sane5
- sang7
- sank9
- sans5
- sash6
- sate4
- sati4
- saul6
- save8
- sawn8
- saws7
- scan8
- scat7
- scut8
- seal5
- seam7
- sear4
- seas4
- seat4
- sect7
- seen5
- send6
- sene5
- sent5
- sept7
- sera4
- seta4
- sets4
- sett4
- sewn8
- sews7
- sext11
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shed7
- shes6
- shew9
- shin7
- shit6
- shoe6
- shot6
- show9
- shul8
- shun8
- shut7
- sine5
- sinh7
- site4
- sith6
- skat8
- skew11
- skua9
- slat5
- slaw8
- slew8
- slue6
- slut6
- smew10
- smut8
- snag7
- snap8
- snaw8
- sned6
- snit5
- snot5
- snow8
- snub9
- snug8
- snye7
- sone5
- soth6
- sown8
- spae7
- span8
- spat7
- spew10
- spue8
- spun9
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- stem7
- step7
- stet4
- stew7
- stey6
- stoa4
- stow7
- stub8
- stud6
- stum8
- stun6
- stye6
- suba8
- such10
- sued6
- suer5
- sues5
- suet5
- sugh9
- suit5
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sura5
- sure5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swot7
- swum11
- syne7
- tabs7
- tabu8
- tace7
- tach9
- tads5
- tael5
- tags6
- tahr6
- tain5
- take8
- tale5
- tame7
- tams7
- tang7
- tank9
- tans5
- taos4
- tape7
- taps7
- tare4
- tarn5
- tars4
- task8
- tass4
- tate4
- tats4
- taus5
- taut5
- tavs8
- taws7
- teak8
- teal5