ixnay vs throw away

ixnay

verb
  • To reject something. 

intj
  • No. 

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

throw away

verb
  • To give lightly, in an offhand manner. 

  • To intentionally throw an incomplete pass. 

  • To waste, to squander. 

  • To discard (trash, garbage, or the like), to toss out, to put in the trash, to dispose of. 

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