WAIF vs heteroclite

WAIF

noun
  • A minor celebrity who does not deserve his or her fame. 

heteroclite

noun
  • An irregularly declined or inflected word 

  • A person who is unconventional; a maverick 

  • A word whose etymological roots come from distinct, different languages or language groups. 

adj
  • Deviating from the ordinary rule; eccentric, abnormal. 

  • Being irregularly declined or inflected. 

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