etymon vs origination

etymon

noun
  • Meaning as derived and conveyed thereby: The literal meaning of a term according to its origin, which may differ from its usual meaning when the latter relies on idiomatic conventions that are not conveyed by the term alone (that is, they must be known in other ways, such as experience, training, education, or dictionary lookup). 

  • The original or earlier form of an inherited or borrowed word, affix, or morpheme either from an earlier period in a language's development, from an ancestral language, or from a foreign language. 

origination

noun
  • The act of bringing something into existence. 

  • The process of bringing something into existence. 

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