TANTALUM is a playable word

tantalum Scrabble® Dictionary

noun
pl. tantalums
a metallic element
(adjective) tantalic
79 Playable Words can be made from "TANTALUM"
   2-Letter Words (14 found)
   3-Letter Words (26 found)
   5-Letter Words (9 found)
   6-Letter Words (4 found)
   8-Letter Words (1 found)