sugarless vs unsavory

sugarless

adj
  • Containing no refined sugar as an ingredient. 

unsavory

adj
  • Not savory; without flavor. 

  • Of bad taste; distasteful. 

  • Disreputable, not respectable, of questionable moral character. 

  • Making an activity undesirable. 

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