approbation vs ovation

approbation

noun
  • The act of approving; an assenting to the propriety of a thing with some degree of pleasure or satisfaction; approval, sanction, commendation or official recognition. 

ovation

noun
  • A (ceremony for the) recognition of some achievement. 

  • Prolonged enthusiastic applause. 

  • A victory ceremony of less importance than a triumph. 

verb
  • To give (someone) an ovation (prolonged enthusiastic applause). 

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