brevet vs employment

brevet

noun
  • A military document entitling a commissioned officer to hold a higher rank temporarily, but without an increase in pay. 

  • An organized, long-distance bicycle ride — not a race, but a test of endurance — which follows a designated but unmarked route passing through check points. 

  • A warrant from the government, granting a privilege, title, or dignity, as in France. 

  • An authoritative grant or mark of recognition; a seal of approval. 

verb
  • To promote by brevet. 

employment

noun
  • The state of being employed 

  • The act of employing 

  • An activity to which one devotes time 

  • The number or percentage of people at work 

  • The work or occupation for which one is used, and often paid 

  • A use, purpose 

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