OOGONIUM is a playable word

oogonium Scrabble® Dictionary

noun
pl. oogoniums or oogonia
a female sexual organ in certain algae and fungi
(adjective) oogonial
46 Playable Words can be made from "OOGONIUM"
   2-Letter Words (13 found)
   3-Letter Words (20 found)
   4-Letter Words (6 found)
   5-Letter Words (4 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)