e.g. vs f'rinstance

e.g.

noun

  • An example. 

adv

  • "for example" or "for the sake of an example": used to introduce an illustrative example or short list of examples. 

f'rinstance

noun

  • Example. 

How often have the words e.g. and f'rinstance occurred in a corpus of books? (source: Google Ngram Viewer )