apropos vs consort

apropos

adj
  • Of an appropriate or pertinent nature. 

  • by the way, incidental 

adv
  • To the purpose; appropriately. 

  • By the way. 

  • Timely; at a good time. 

prep
  • Regarding or concerning. 

consort

adj
  • of a title, by virtue of one's (living) spouse; often contrasted with regnant and dowager 

verb
  • To be in agreement. 

  • To associate or keep company (with). 

noun
  • The spouse of a monarch. 

  • A ship accompanying another. 

  • Association or partnership. 

  • A group or company, especially of musicians playing the same type of instrument. 

  • A husband, wife, companion or partner. 

  • An informal, usually well-publicized sexual companion of a monarch, aristocrat, celebrity, etc. 

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