negatory vs repudiation

negatory

noun

  • No. 

adj

  • Negative, negating. 

repudiation

noun

  • The act of refusing to accept; the act of repudiating. 

  • The young man's repudiation of the church's doctrines caused a conflict with his religious parents. 

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