4 letters
- nock12
- nogs7
- nous6
- nubs9
- nuke10
- nuns7
- nuts6
- oink9
- onus6
- pick14
- pics10
- pigs9
- ping10
- pink12
- pins8
- piss7
- psis7
- puck15
- pugs10
- pung11
- punk13
- puns9
- puss8
- quin15
- rick11
- rigs6
- ring7
- rink9
- rins5
- risk8
- ruck12
- rugs7
- ruin6
- rung8
- runs6
- rusk9
- sack11
- sacs7
- sags6
- sain5
- saki8
- sang7
- sank9
- sans5
- scag9
- scan8
- scud9
- scum11
- scup11
- scut8
- secs7
- segs6
- seis4
- shin7
- shun8
- sibs7
- sice7
- sick11
- sics7
- sigh8
- sign7
- sike8
- silk9
- sims7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sips7
- sirs4
- sits4
- skag10
- skas8
- skeg10
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- skua9
- slug8
- smug10
- snag7
- snib8
- snip8
- snit5
- snog7
- snub9
- snug8
- sock11
- song7
- sons5
- souk9
- sous5
- spic10
- spik11
- spin8
- spun9
- sris4
- stun6
- subs8
- such10
- suck12
- suds6
- sues5
- sugh9
- suit5
- sulk10
- sums8
- sung8
- sunk10
- sunn7
- suns6
- sups8
- suqs14
- suss5
- swig9
- sync10
- tick11
- tics7
- ting7
- tins5
- tsks8
- tuck12
- tugs7
- tuis5
- tung8
- tuns6
- tusk9
- ughs9
- ukes9
- unai6
- unci9
- unco9
- unit6
- uric8
- urns6
- uses5
- vigs10
- vugs11
- wick14
- wigs9
- wing10
- wink12
- wins8
- wiss7
- wuss8
- yins7
- yuck14
- yuks11
- zigs15
- zinc17
- zing16
- zins14