4 letters
- busy10
- buys10
- cups11
- cusp11
- dups9
- espy9
- guys9
- gyps11
- hyps11
- opus8
- pays9
- plus9
- posy9
- pubs11
- puds9
- pugs10
- puls9
- puns9
- puny11
- pups11
- purs8
- push10
- puss8
- puts8
- pyas9
- pyes9
- scup11
- soup8
- spay9
- spry9
- spud9
- spue8
- spun9
- spur8
- sump11
- supe8
- sups8
- syph11
- tups8
- umps11
- upas8
- upby13
- yaps9
- yaup10
- yips9
- yuks11
- yups10
3 letters
- asp6
- ays5
- bus7
- buy9
- bys8
- cup10
- dup8
- guy8
- gyp10
- hup9
- hyp10
- jus13
- mus7
- nus5
- ops6
- pas6
- pay8
- pes6
- pis6
- piu7
- ply9
- pry8
- psi6
- pub10
- pud8
- pug9
- pul8
- pun8
- pup10
- pur7
- pus7
- put7
- pya8
- pye8
- pyx15
- sap6
- sau4
- say5
- shy7
- sip6
- sky9
- sly6
- sop6
- sou4
- soy5
- spa6
- spy8
- sty5
- sub7
- sue4
- sum7
- sun5
- sup7
- suq13
- syn6
- tup7
- ump10
- uns5
- upo7
- ups7
- use4
- uts4
- yap8
- yep8
- yes5
- yip8
- you6
- yuk10
- yum9
- yup9