housewife vs loon

housewife

noun
  • The wife of a householder; the mistress of a family; the female head of a household. 

  • A woman whose main employment is homemaking, maintaining the upkeep of her home and tending to household affairs; often, such a woman whose sole [unpaid] employment is homemaking. 

  • A little case or bag for materials used in sewing, and for other articles of female work. 

loon

noun
  • A harlot; mistress. 

  • A crazy or deranged person; a lunatic. 

  • A boy, a lad. 

  • Any of various birds, of the order Gaviiformes, of North America and Europe that dive for fish and have a short tail, webbed feet and a yodeling cry. 

  • An English soldier of an expeditionary army in Ireland. 

  • A simpleton. 

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