caitiff vs tomgirl

caitiff

noun
  • A base or despicable person; a wretch 

adj
  • Especially despicable; cowardly 

tomgirl

noun
  • Synonym of tomboy (“girl who behaves in a typically boyish manner”) 

  • A boy who behaves in a typically girlish manner. 

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