AVIATION is a playable word

aviation Scrabble® Dictionary

noun
pl. aviations
the act of aviating
(adjective) aviatic
56 Playable Words can be made from "AVIATION"
   2-Letter Words (13 found)
   3-Letter Words (22 found)
   4-Letter Words (16 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)
   8-Letter Words (1 found)