cast away vs ixnay

cast away

verb
  • To discard. 

  • To abandon or maroon. 

  • To eliminate by means of a cast operation. 

ixnay

verb
  • To reject something. 

noun
  • Nothing; nix; often in the phrase "ixnay on ...", indicating something that must not be mentioned, often in Pig Latin 

intj
  • No. 

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