CRYOTRON is a playable word

cryotron Scrabble® Dictionary

noun
pl. cryotrons
an electronic device
60 Playable Words can be made from "CRYOTRON"
   2-Letter Words (6 found)
   3-Letter Words (22 found)
   5-Letter Words (8 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)