HEATER is a playable word

heater Scrabble® Dictionary

noun
pl. heaters
an apparatus for heating
65 Playable Words can be made from "HEATER"
   2-Letter Words (12 found)
   3-Letter Words (22 found)
   4-Letter Words (18 found)
   5-Letter Words (9 found)
   6-Letter Words (4 found)