SILKIEST is a playable word

silky Scrabble® Dictionary

adjective
silkier, silkiest
resembling silk
noun
pl. silkies
a glossy-coated terrier
109 Playable Words can be made from "SILKIEST"
   2-Letter Words (10 found)
   3-Letter Words (26 found)
   6-Letter Words (8 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)