THALLIUM is a playable word

thallium Scrabble® Dictionary

noun
pl. thalliums
a metallic element
(adjective) thallic, thallous
98 Playable Words can be made from "THALLIUM"
   2-Letter Words (19 found)
   3-Letter Words (29 found)
   5-Letter Words (10 found)
   6-Letter Words (6 found)
   8-Letter Words (1 found)