ogress vs virago

ogress

noun
  • A fierce, unfriendly woman. 

  • A roundel sable. 

  • A female ogre. 

virago

noun
  • A woman who is rough, loud, and aggressive. 

  • A woman given to undue belligerence or ill manner at the slightest provocation. 

  • A woman who is scolding, domineering, or highly opinionated. 

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