false friend vs schmuck

false friend

noun
  • Used other than figuratively or idiomatically: see false, friend. 

  • A word in a language that bears a deceptive resemblance to a word in another language but in fact has a different meaning. 

schmuck

noun
  • A deplorable, pitiful person. 

  • A jerk; a person who is unlikable, detestable, or contemptible because he or she is stupid, foolish, clumsy, oafish, inept, malicious, or unpleasant. 

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