explaining vs femsplaining

explaining

noun
  • explanation 

femsplaining

noun
  • An explanation by a woman to a man about topics that the woman assumes the man doesn't know. Often condescending in nature. 

  • The explanation of feminist concepts, often to a man in a condescending and rude manner. 

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