Verb (used without object), : She hesitated to take the job. ,He hesitated to break the law. ,I hesitated before reciting the next line. ,Embarrassment caused the speaker to hesitate.    From Dictionary.com. 

"Qu'arrivait-il?" continued Prony; "the rogue who gave the guess answer was soon found cutting down and selling quantities of the trees, and Buonaparte had to take the rangership from him, and reinstate the honest hesitater.".    From Wordnik.com.  [The Life and Letters of Maria Edgeworth, Volume 1] Reference

The tortoise then (no hesitater she!).    From Wordnik.com.  [Library of the World's Best Literature, Ancient and Modern — Volume 3] Reference

But the doubtful hesitater.    From Wordnik.com.  [The Communistic Societies of the United States From Personal Visit and Observation] Reference