LUTETIUM is a playable word

lutetium Scrabble® Dictionary

noun
pl. lutetiums
a metallic element
67 Playable Words can be made from "LUTETIUM"
   2-Letter Words (12 found)
   3-Letter Words (22 found)
   5-Letter Words (5 found)
   6-Letter Words (6 found)
   8-Letter Words (1 found)