4 letters
- scud9
- scum11
- scup11
- scut8
- seal5
- seam7
- sear4
- seas4
- seat4
- secs7
- sect7
- sera4
- seta4
- sexy13
- shay8
- shea6
- sice7
- skua9
- slay7
- slue6
- snye7
- soya6
- spae7
- spay9
- spec10
- spue8
- stay6
- stey6
- stye6
- suba8
- such10
- suck12
- sued6
- suer5
- sues5
- suet5
- supe8
- sura5
- sure5
- sway9
- syce9
- syke10
- sync10
- syne7
- tace7
- taus5
- teas4
- tyes6
- ukes9
- upas8
- urea5
- ursa5
- used6
- user5
- uses5
- utas5
- uvea9
- vacs11
- vase8
- vaus9
- waes7
- ways9
- wyes9
- yack13
- yaks10
- yams9
- yaps9
- yare6
- yaud8
- yaup10
- yaws9
- yays8
- yeah8
- yean7
- year6
- yeas6
- yech11
- yens7
- yeuk11
- yews9
- yuan8
- yuca10
- yuch12
- yuck14
- yuga9
- yuks11
- yule8
- yups10