disagreeable vs discrediting

disagreeable

noun
  • Something or someone displeasing; anything that is disagreeable. 

adj
  • Causing repugnance; unpleasant to the feelings or senses; displeasing. 

discrediting

noun
  • The act by which something is discredited. 

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