detract vs ixnay

detract

verb
  • To take away; to withdraw or remove. 

  • To take credit or reputation from; to defame or decry. 

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 

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