agitation vs uneasiness

agitation

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

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

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

uneasiness

noun
  • An anxious state of mind; anxiety. 

  • The state of being uneasy, nervous or restless. 

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