CLOUDIEST is a playable word

cloudy Scrabble® Dictionary

adjective
cloudier, cloudiest
overcast with clouds
(adverb) cloudily
499 Playable Words can be made from "CLOUDIEST"
   2-Letter Words (22 found)
   3-Letter Words (76 found)
   8-Letter Words (4 found)
   9-Letter Words (1 found)