COLIFORM is a playable word

coliform Scrabble® Dictionary

noun
pl. coliforms
a bacillus of the colon
76 Playable Words can be made from "COLIFORM"
   2-Letter Words (9 found)
   3-Letter Words (25 found)
   5-Letter Words (5 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)