NIOBIUM is a playable word

niobium Scrabble® Dictionary

noun
pl. niobiums
a metallic element
(adjective) niobic, niobous

40 Playable Words can be made from "NIOBIUM"

   2-Letter Words (13 found)

   3-Letter Words (17 found)

   4-Letter Words (5 found)

   5-Letter Words (3 found)

   6-Letter Words (1 found)

   7-Letter Words (1 found)