absolve vs involve

absolve

verb
  • To pronounce free from or give absolution for a penalty, blame, or guilt. 

  • To pronounce not guilty; to grant a pardon for. 

  • To grant a remission of sin; to give absolution to. 

  • To remit a sin; to give absolution for a sin. 

  • To pass a course or test; to gain credit for a class; to qualify academically. 

  • To set free, release or discharge (from obligations, debts, responsibility etc.). 

involve

verb
  • To take in; to gather in; to mingle, blend or merge. 

  • To cause or engage (someone or something) to participate or to become connected or implicated. 

  • To comprise or include; to have as a related part. 

  • To complicate or make intricate. 

  • To envelop, enfold, entangle. 

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