lovey-dovey vs sugarcoated

lovey-dovey

adj
  • Affectionate in a rather mushy or oversentimental fashion. 

sugarcoated

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

  • Coated with sugar. 

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