tot vs yearling

tot

noun
  • A small child. 

  • A small cup, usually made of tin. 

  • A measure of spirits, especially rum. 

  • A total, an addition of a long column of figures. 

verb
  • To sum or total. 

  • To mark (a debt) with the word tot (Latin for "so much"), indicating that it was good or collectible for the amount specified. 

yearling

noun
  • An animal that is between one and two years old; one that is in its second year (but not yet two full years old). 

  • A racehorse that is considered to be one year old until a subsequent January 1st. 

  • A sophomore at West Point military academy. 

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