beau idéal vs darling

beau idéal

noun
  • An emulable eidolon embodying excellence in a particular respect. 

  • Ideal excellence, or an imaginary standard of perfection. 

darling

noun
  • A person who is dear to one. 

  • A kind or sweet person; sweetheart. 

  • An affectionate term of address. 

  • A person or thing very popular with a certain group. 

adj
  • Dear; cherished. 

  • charming 

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