completion vs montage

completion

noun
  • The act or state of being or making something complete; conclusion, accomplishment. 

  • The space resulting from such an act. 

  • The conclusion of an act of conveyancing concerning the sale of a property. 

  • The act of making a metric space complete by adding points. 

  • A forward pass that is successfully caught by the intended receiver. 

montage

noun
  • The art or process of doing this. 

  • A composite work, particularly an artwork, created by assembling or putting together other elements such as pieces of music, pictures, texts, videos, etc. 

verb
  • To combine into, or depict as, a montage. 

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