consummate vs go through with

consummate

verb
  • To bring (a task, project, goal etc.) to completion; to accomplish. 

  • To become perfected, receive the finishing touch. 

  • To make (a marriage) complete by engaging in first sexual intercourse. 

  • To make perfect, achieve, give the finishing touch. 

adj
  • Complete in every detail, perfect, absolute. 

  • Supremely skilled and experienced; highly accomplished; fully qualified. 

go through with

verb
  • To carry out (something planned or promised); to proceed with or continue with. 

How often have the words consummate and go through with occurred in a corpus of books? (source: Google Ngram Viewer )