flooring vs merkin

flooring

noun
  • A material used to make floors. 

  • The act of putting one's opponent on the floor; a knockdown. 

  • A floor. 

merkin

noun
  • A mop for cleaning cannon. 

  • An American. 

  • A woman's pubic wig. Worn for nude stage appearances and by women, originally after shaving their pubic hair to eliminate lice or for other reasons, now often as a fashion item. 

  • The male counterpart of a beard, a companion to a lesbian to feign her straightness. 

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