dulcet vs sugarcoated

dulcet

adj
  • Generally pleasing; agreeable. 

  • Sweet, especially when describing voice or tones; melodious. 

sugarcoated

adj
  • Made superficially more attractive, possibly to cover up faults. 

  • Coated with sugar. 

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