4 letters
- sirs4
- site4
- sith6
- sits4
- skas8
- skat8
- skis8
- skit8
- slab8
- slat5
- slit5
- smit7
- snib8
- snit5
- sobs7
- sots4
- spas7
- spat7
- spit7
- sris4
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- stir4
- stoa4
- stob7
- stub8
- suba8
- subs8
- suit5
- suss5
- swab10
- swat7
- tabs7
- tabu8
- tads5
- tags6
- tail5
- tain5
- tali5
- tams7
- tans5
- taos4
- taps7
- tars4
- task8
- tass4
- tats4
- taus5
- tavs8
- taws7
- taxi11
- teas4
- this6
- tics7
- ties4
- tils5
- tins5
- tips7
- tits4
- toss4
- tsar4
- tsks8
- tuba8
- tubs8
- tuis5
- twas7
- utas5
- vast8
- vats8
- visa8
- vita8
- wabs10
- wait7
- wast7
- wats7
- wiss7
- wist7
- wits7
- zits13