The Collaborative International Dictionary of English v.0.48:

Exagitate \Ex*ag"i*tate\, v. t. [L. exagitatus, p. p. of
   exagitare. See Ex-, and Agitate.]
   1. To stir up; to agitate. [Obs.] --Arbuthnot.
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   2. To satirize; to censure severely. [Obs.] --Hooker.
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