agitation vs eristic

agitation

noun
  • The act of agitating, or the state of being agitated; the state of being disrupted with violence, or with irregular action; commotion. 

  • A disturbance of personal tranquillity; disturbance of someone's peace of mind. 

  • Excitement of public feeling by discussion, appeals, etc. 

eristic

noun
  • A type of dialogue or argument where the participants do not have any reasonable goal. The aim is to argue for the sake of conflict, and often to see who can yell the loudest. 

  • One who makes specious arguments; one who is disputatious. 

adj
  • Provoking strife, controversy or discord. 

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