Arouser
The Century Dictionary and Cyclopedia
noun.
One who or that which arouses.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Someone or something that
arouses
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
someone who rouses others from sleep
Word Usage
"There's no question McCain's choice is successful as a base-arouser."
Hypernym
Words that are more generic or abstract
attendant
attender
tender