SILLY is a playable word

silly Scrabble® Dictionary

adjective
sillier, silliest
showing a lack of good sense
(adverb) sillily
noun
pl. sillies
a silly person
15 Playable Words can be made from "SILLY"
   2-Letter Words (3 found)
   3-Letter Words (3 found)
   4-Letter Words (6 found)
   5-Letter Words (3 found)