EXCITER is a playable word

exciter Scrabble® Dictionary

noun
pl. exciters
one that excites
51 Playable Words can be made from "EXCITER"
   2-Letter Words (8 found)
   3-Letter Words (14 found)
   4-Letter Words (15 found)
   5-Letter Words (9 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)