BIOASSAYED is a playable word

bioassay Scrabble® Dictionary

verb
bioassayed, bioassaying, bioassays
to test a substance (as a drug) in order to determine its strength
263 Playable Words can be made from "BIOASSAYED"
   2-Letter Words (29 found)
   7-Letter Words (7 found)
   8-Letter Words (4 found)
   10-Letter Words (1 found)