4 letters
- auks9
- busk12
- cups11
- cusk12
- cusp11
- dups9
- dusk10
- husk11
- keps11
- kips11
- kops11
- kudu11
- kues9
- kuru10
- musk12
- opus8
- plus9
- pubs11
- puck15
- puds9
- pugs10
- puke12
- puls9
- punk13
- puns9
- pups11
- purs8
- push10
- puss8
- puts8
- rusk9
- scup11
- skep11
- skip11
- skua9
- souk9
- soup8
- spik11
- spud9
- spue8
- spun9
- spur8
- suck12
- sulk10
- sulu7
- sump11
- sunk10
- supe8
- sups8
- tups8
- tusk9
- ukes9
- ulus7
- umps11
- upas8
- urus6
- yuks11
- yups10
3 letters
- ask7
- asp6
- auk8
- bus7
- cup10
- dup8
- hup9
- jus13
- kas7
- kep10
- kip10
- kop10
- kos7
- kue8
- mus7
- nus5
- ops6
- pas6
- pes6
- pis6
- piu7
- psi6
- pub10
- pud8
- pug9
- pul8
- pun8
- pup10
- pur7
- pus7
- put7
- sap6
- sau4
- sip6
- ska7
- ski7
- sky9
- sop6
- sou4
- spa6
- spy8
- sub7
- sue4
- sum7
- sun5
- sup7
- suq13
- tsk7
- tup7
- uke8
- ulu6
- ump10
- uns5
- upo7
- ups7
- use4
- uts4
- yuk10
- yup9