deliver vs involve

deliver

verb
  • To produce what is expected or required. 

  • To give birth to. 

  • To set free from restraint or danger. 

  • To free from or disburden of anything. 

  • To bring or transport something to its destination. 

  • To express in words or vocalizations, declare, utter, or vocalize. 

  • To discover; to show. 

  • To administer a drug. 

  • To assist in the birth of. 

  • To give forth in action or exercise; to discharge. 

  • To hand over or surrender (someone or something) to another. 

  • To assist (a female) in bearing, that is, in bringing forth (a child). 

adj
  • Capable, agile, or active. 

involve

verb
  • To complicate or make intricate. 

  • 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 envelop, enfold, entangle. 

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