canoodling vs endearment

canoodling

noun
  • amorous pettings or caresses 

endearment

noun
  • An expression of affection. 

  • The state or characteristic of being endeared. 

  • The act or process of endearing, of causing (something or someone) to be loved or to be the object of affection. 

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