4 letters
- skip11
- skis8
- skit8
- slit5
- smit7
- snit5
- sock11
- sori4
- sort4
- spic10
- spik11
- spit7
- spry9
- sris4
- star4
- stay6
- stey6
- stir4
- stye6
- suck12
- suit5
- syce9
- syke10
- syli7
- sync10
- tack11
- tars4
- task8
- thir6
- this6
- tick11
- tics7
- tidy7
- tier4
- ties4
- tike8
- tiki8
- tils5
- tins5
- tiny7
- tips7
- tire4
- tirl5
- tiro4
- tits4
- tivy10
- torc7
- tori4
- tors4
- tory6
- toys6
- tray6
- trek8
- trey6
- trig6
- trim7
- trio4
- trip7
- troy6
- tsar4
- tsks8
- tuck12
- tuis5
- turk9
- tusk9
- tyer6
- tyes6
- tyin7
- tyke10
- tyre6
- tyro6
- uric8
- wick14
- wiry9
- wist7
- wits7
- writ7
- xyst13
- yack13
- yaks10
- yerk10
- yeti6
- yids7
- yins7
- yips9
- yird7
- yirr6
- yock13
- yoks10
- yuck14
- yuks11
- yurt7
- ywis9
- zits13