agitate vs incite

agitate

verb
  • To disturb or excite; to perturb or stir up (a person). 

  • To cause to move with a violent, irregular action; to shake. 

incite

verb
  • To stir up or excite; to rouse or goad into action. 

How often have the words agitate and incite occurred in a corpus of books? (source: Google Ngram Viewer )