photograph vs show off

photograph

noun
  • A picture created by projecting an image onto a photosensitive surface such as a chemically treated plate or film, CCD receptor, etc. 

verb
  • To appear in a photograph. 

  • To fix permanently in the memory etc. 

  • To take a photograph (of). 

show off

verb
  • To exhibit the best attributes of something. 

  • To attract attention to for the purpose of bragging or personal exhibitionism; to demonstrate a skill, talent or property for the purpose of bragging or personal exhibitionism. 

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