OOGONIUMS is a playable word

oogonium Scrabble® Dictionary

noun
pl. oogoniums or oogonia
a female sexual organ in certain algae and fungi
(adjective) oogonial
125 Playable Words can be made from "OOGONIUMS"
   2-Letter Words (18 found)
   6-Letter Words (8 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)