overture vs submission

overture

noun
  • An approach or proposal made to initiate communication, establish a relationship etc. 

  • A motion placed before a legislative body, such as the General Assembly of the Church of Scotland. 

  • A musical introduction to a piece of music, or a play. 

verb
  • To make overtures; to approach with a proposal. 

submission

noun
  • The act of submitting or giving e.g. a completed piece of work. 

  • The act of submitting or yielding; surrender. 

  • A submission hold in wrestling, mixed martial arts, or other combat sports. 

  • The thing which has been submitted. 

  • A subset or component of a mission. 

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