approve vs withhold

approve

verb
  • To make profit of; to convert to one's own profit — said especially of waste or common land appropriated by the lord of the manor. 

  • To officially sanction; to ratify; to confirm; to set as satisfactory. 

  • To consider worthy (to); to be pleased (with); to accept. 

  • To regard as good; to commend; to be pleased with; to think well of. 

withhold

verb
  • To keep (a physical object that one has obtained) to oneself rather than giving it back to its owner. 

  • To stay back. 

  • To keep (information, assent etc) to oneself rather than revealing it. 

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