DAIDZEIN is a playable word

daidzein Scrabble® Dictionary

noun
pl. daidzeins
a chemical found chiefly in soybeans
60 Playable Words can be made from "DAIDZEIN"
   2-Letter Words (13 found)
   3-Letter Words (18 found)
   4-Letter Words (16 found)
   5-Letter Words (10 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)