STUPIDLY is a playable word

stupid Scrabble® Dictionary

adjective
stupider, stupidest
mentally slow
(adverb) stupidly
noun
pl. stupids
a stupid person
114 Playable Words can be made from "STUPIDLY"
   2-Letter Words (10 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)