4 letters
- anus6
- buns9
- cups11
- cusp11
- duns7
- dups9
- funs9
- gnus8
- guns8
- huns8
- muns9
- naps8
- nips8
- nous6
- nubs9
- nuns7
- nuts6
- onus6
- opus8
- pans8
- pens8
- pins8
- plus9
- pons8
- pubs11
- puds9
- pugs10
- puls9
- puna9
- pung11
- punk13
- puns9
- punt9
- puny11
- pups11
- purs8
- push10
- puss8
- puts8
- runs6
- scup11
- shun8
- snap8
- snip8
- snub9
- snug8
- soup8
- span8
- spin8
- spud9
- spue8
- spun9
- spur8
- stun6
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- tuns6
- tups8
- umps11
- upas8
- upon9
- urns6
- yups10
3 letters
- asp6
- bun8
- bus7
- cup10
- dun6
- dup8
- ens4
- fun8
- gnu7
- gun7
- hun7
- hup9
- ins4
- jun14
- jus13
- mun8
- mus7
- nap7
- nip7
- nos4
- nub8
- nun6
- nus5
- nut5
- ons4
- ops6
- pan7
- pas6
- pen7
- pes6
- pin7
- pis6
- piu7
- psi6
- pub10
- pud8
- pug9
- pul8
- pun8
- pup10
- pur7
- pus7
- put7
- run5
- sap6
- sau4
- sen4
- sin4
- sip6
- son4
- sop6
- sou4
- spa6
- spy8
- sub7
- sue4
- sum7
- sun5
- sup7
- suq13
- syn6
- tun5
- tup7
- ump10
- uns5
- upo7
- ups7
- urn5
- use4
- uts4
- yup9