BIOFILM is a playable word

biofilm Scrabble® Dictionary

noun
pl. biofilms
a thin layer of microorganisms
35 Playable Words can be made from "BIOFILM"
   2-Letter Words (10 found)
   3-Letter Words (13 found)
   4-Letter Words (8 found)
   5-Letter Words (3 found)
   7-Letter Words (1 found)