CUSPED is a playable word

cusp Scrabble® Dictionary

noun
pl. cusps
a pointed end
(adjective) cuspal, cuspate, cuspated, cusped
56 Playable Words can be made from "CUSPED"
   2-Letter Words (6 found)
   3-Letter Words (19 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)