LAMBDOID is a playable word

lambda Scrabble® Dictionary

noun
pl. lambdas
a Greek letter
(adjective) lambdoid
110 Playable Words can be made from "LAMBDOID"
   2-Letter Words (20 found)
   5-Letter Words (8 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)