ZOOECIUM is a playable word

zooecium Scrabble® Dictionary

noun
pl. zooecia
a sac secreted and lived in by an aquatic organism
37 Playable Words can be made from "ZOOECIUM"
   2-Letter Words (9 found)
   3-Letter Words (15 found)
   4-Letter Words (10 found)
   5-Letter Words (1 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)