rejection vs uncompliance

rejection

noun
  • The state of being rejected. 

  • The act of rejecting. 

  • An immune reaction of a host organism to a foreign biological tissue, such as in an organ transplant. 

  • A blocked shot. 

uncompliance

noun
  • Failure to comply with something. 

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