accept vs approve

accept

verb
  • To regard as proper, usual, true, or to believe in. 

  • To admit to a place or a group. 

  • To acknowledge patiently without opposition or resistance. 

  • To endure patiently. 

  • To receive, especially with a consent, with favour, or with approval. 

  • To agree to pay. 

  • To receive officially. 

  • To receive as adequate or satisfactory. 

  • To receive or admit to; to agree to; to assent to; to submit to. 

  • To receive something willingly. 

approve

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

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

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

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