RENNINS is a playable word

rennin Scrabble® Dictionary

noun
pl. rennins
an enzyme
49 Playable Words can be made from "RENNINS"
   2-Letter Words (8 found)
   3-Letter Words (15 found)
   4-Letter Words (10 found)
   5-Letter Words (10 found)
   6-Letter Words (5 found)
   7-Letter Words (1 found)