Nat vs loon

Nat

noun
  • A member or supporter of the Scottish National Party. 

  • A member or supporter of the Australian National Party. 

  • A member or supporter of the New Zealand National Party. 

name
  • A diminutive of the female given name Natasha, Natalie, Natalia 

  • A diminutive of the male given name Nathanael, Nathaniel, Nathan 

  • A surname 

loon

noun
  • 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. 

  • A harlot; mistress. 

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