DIOXID is a playable word

dioxid Scrabble® Dictionary

noun
pl. dioxids
dioxide
14 Playable Words can be made from "DIOXID"
   2-Letter Words (6 found)
   3-Letter Words (3 found)
   4-Letter Words (2 found)
   5-Letter Words (1 found)
   6-Letter Words (2 found)