RADIATOR is a playable word

radiator Scrabble® Dictionary

noun
pl. radiators
a heating device
92 Playable Words can be made from "RADIATOR"
   2-Letter Words (15 found)
   3-Letter Words (26 found)
   5-Letter Words (13 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)