4 letters
- scat7
- scut8
- sear4
- seas4
- seat4
- secs7
- sect7
- seen5
- seer4
- sees4
- seis4
- sene5
- sent5
- sera4
- sere4
- sers4
- seta4
- sets4
- shat6
- shea6
- shes6
- shin7
- shit6
- shri6
- shun8
- shut7
- sice7
- sics7
- sine5
- sinh7
- sins5
- sire4
- sirs4
- site4
- sith6
- sits4
- snit5
- sris4
- star4
- stir4
- stun6
- such10
- suer5
- sues5
- suet5
- suit5
- sunn7
- suns6
- sura5
- sure5
- tace7
- tach9
- tahr6
- tain5
- tans5
- tare4
- tarn5
- tars4
- tass4
- taus5
- tear4
- teas4
- teen5
- tees4
- tens5
- tern5
- thae6
- than7
- thee6
- then7
- thin7
- thir6
- this6
- thru7
- thus7
- tics7
- tier4
- ties4
- tine5
- tins5
- tire4
- tree4
- true5
- tsar4
- tuis5
- tuna6
- tune6
- tuns6
- turn6
- tush7
- unai6
- unci9
- unit6
- urea5
- uric8
- urns6
- ursa5
- user5
- uses5
- utas5