4 letters
- shun8
- shut7
- sinh7
- sith6
- skat8
- slat5
- slay7
- snag7
- snap8
- snaw8
- snit5
- snot5
- snye7
- soth6
- soya6
- span8
- spat7
- spay9
- stab7
- stag6
- star4
- stat4
- staw7
- stay6
- stey6
- stoa4
- stun6
- stye6
- swan8
- swat7
- sway9
- sync10
- syne7
- syph11
- tabs7
- tach9
- tads5
- tags6
- tahr6
- tain5
- tams7
- tang7
- tank9
- tans5
- taos4
- taps7
- tarn5
- tars4
- task8
- tass4
- tats4
- taus5
- tavs8
- taws7
- teas4
- tens5
- thae6
- than7
- that6
- thaw9
- then7
- they8
- thin7
- this6
- thus7
- tins5
- tiny7
- tons5
- tony7
- tosh6
- toys6
- tray6
- tsar4
- tuna6
- tuns6
- tush7
- twas7
- tyes6
- tyin7
- tyne7
- utas5
- vans9
- vast8
- vats8
- wans8
- want8
- wany10
- wash9
- wast7
- wats7
- ways9
- what9
- whys11
- wyns10
- xyst13
- yaks10
- yams9
- yang9
- yank11
- yaps9
- yarn7
- yawn10
- yaws9
- yays8
- yeah8
- yean7
- yeas6
- yens7
- yins7
- yuan8
- zany16