abet vs circumvent

abet

verb
  • To support, countenance, maintain, uphold, or aid (any good cause, opinion, or action); to maintain. 

  • To incite; to assist or encourage by aid or countenance in crime. 

circumvent

verb
  • to surround or besiege 

  • to outwit or outsmart 

  • to avoid or get around something; to bypass 

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