4 letters
- asps7
- buss8
- cups11
- cusp11
- cuss8
- dups9
- fuss8
- muss8
- opus8
- pass7
- piss7
- plus9
- psis7
- psst7
- pubs11
- puds9
- pugs10
- puls9
- puns9
- pups11
- purs8
- push10
- puss8
- puts8
- saps7
- scup11
- sips7
- sops7
- soup8
- sous5
- spas7
- spud9
- spue8
- spun9
- spur8
- subs8
- suds6
- sues5
- sump11
- sums8
- suns6
- supe8
- sups8
- suqs14
- suss5
- tups8
- umps11
- upas8
- uses5
- wuss8
- yups10
3 letters