coronate vs enthrone

coronate

verb
  • To crown (a sovereign). 

adj
  • Having a crest or a crownlike appendage. 

  • Having the coronal feathers lengthened or otherwise distinguished. 

  • Having or wearing a crown; crowned. 

  • Girt about the spire with a row of tubercles or spines. 

enthrone

verb
  • To help a candidate to the succession of a monarchy (as a kingmaker does), or by extension in any other major organisation. 

  • To put on the throne in a formal installation ceremony called enthronement, equivalent to (and often combined with) coronation and/or other ceremonies of investiture 

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