flyblow vs roe

flyblow

noun
  • The larva of the blowfly, especially when found on rotten meat. 

verb
  • To deposit eggs upon, as a blowfly does on meat; to cause to be maggoty. 

  • To taint or contaminate. 

roe

noun
  • The eggs of fish. 

  • The sperm of certain fish. 

  • The ovaries of certain crustaceans. 

  • A mottled appearance of light and shade in wood, especially in mahogany. 

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