PERIDIA is a playable word

peridium Scrabble® Dictionary

noun
pl. peridia
the covering of the spore-bearing organ in many fungi
(adjective) peridial
90 Playable Words can be made from "PERIDIA"
   2-Letter Words (13 found)
   3-Letter Words (27 found)
   6-Letter Words (5 found)
   7-Letter Words (1 found)