FADEIN is a playable word

fadein Scrabble® Dictionary

noun
pl. fadeins
a gradual increase in the brightness of an image
55 Playable Words can be made from "FADEIN"
   2-Letter Words (16 found)
   3-Letter Words (20 found)
   4-Letter Words (16 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)