CIBORIUM is a playable word

ciborium Scrabble® Dictionary

noun
pl. ciboria
a vessel for holding holy bread
59 Playable Words can be made from "CIBORIUM"
   2-Letter Words (9 found)
   3-Letter Words (29 found)
   4-Letter Words (10 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)