OOTID is a playable word

ootid Scrabble® Dictionary

noun
pl. ootids
one of the four sections into which a mature ovum divides
14 Playable Words can be made from "OOTID"
   2-Letter Words (7 found)
   3-Letter Words (5 found)
   4-Letter Words (1 found)
   5-Letter Words (1 found)