4 letters
- pups11
- purs8
- push10
- puss8
- puts8
- putt8
- putz17
- pyas9
- qats13
- rant5
- raps7
- rapt7
- rasp7
- rats4
- runs6
- runt6
- rust5
- ruts5
- sain5
- salp8
- salt5
- samp10
- sand6
- sane5
- sang7
- sank9
- sans5
- saps7
- sate4
- sati4
- saul6
- sawn8
- scan8
- scat7
- scup11
- scut8
- seat4
- sent5
- sept7
- seta4
- shat6
- shun8
- shut7
- skat8
- skua9
- slap8
- slat5
- slut6
- smut8
- snag7
- snap8
- snaw8
- snip8
- snit5
- snot5
- snub9
- snug8
- soap7
- soup8
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spin8
- spit7
- spot7
- spud9
- spue8
- spun9
- spur8
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- step7
- stoa4
- stop7
- stub8
- stud6
- stum8
- stun6
- suba8
- suet5
- suit5
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- sura5
- swan8
- swap10
- swat7
- tabs7
- tabu8
- tads5
- tags6
- tain5
- tamp10
- tams7
- tang7
- tank9
- tans5
- taos4
- tapa7
- tape7
- taps7
- tarn5
- tarp7
- tars4
- task8
- tass4
- tats4
- taus5
- taut5
- tavs8
- taws7
- teas4
- tens5
- tepa7
- than7
- thus7
- tins5
- tips7
- tons5
- tops7
- trap7
- tsar4
- tuba8
- tubs8
- tufa8
- tugs7
- tuis5
- tump11
- tuna6
- tune6
- tung8
- tuns6
- tups8
- turn6
- tush7
- tusk9
- tuts5
- twas7
- ulan7
- ulna7
- umps11
- unai6
- unau7
- unit6
- unto6
- upas8
- upon9
- urns6
- ursa5
- utas5
- vans9
- vast8
- vats8
- vatu9
- vaus9
- wans8
- want8
- waps10
- wasp10
- wast7
- wats7
- yaps9
- yaup10
- yuan8
- yups10
- zaps16