VANADOUS is a playable word

vanadium Scrabble® Dictionary

noun
pl. vanadiums
a metallic element
(adjective) vanadic, vanadous
94 Playable Words can be made from "VANADOUS"
   2-Letter Words (15 found)
   5-Letter Words (11 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)