OSMIUM is a playable word

osmium Scrabble® Dictionary

noun
pl. osmiums
a metallic element
(adjective) osmic, osmious
36 Playable Words can be made from "OSMIUM"
   2-Letter Words (12 found)
   3-Letter Words (15 found)
   4-Letter Words (7 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)