consort vs relationship

consort

noun
  • Association or partnership. 

  • The spouse of a monarch. 

  • A ship accompanying another. 

  • 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. 

verb
  • To be in agreement. 

  • To associate or keep company (with). 

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

relationship

noun
  • Connection or association; the condition of being related. 

  • The level or degree of affinity between keys, chords and tones. 

  • The links between the x-values and y-values of ordered pairs of numbers especially coordinates. 

  • Kinship; being related by blood or marriage. 

  • A romantic or sexual involvement. 

  • A way in which two or more people behave and are involved with each other 

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