molasses vs syrup

molasses

noun
  • Any similarly thick and sweet syrup produced by boiling down fruit juices, tree saps, etc., especially concentrated maple syrup. 

  • A thick, sweet syrup drained from sugarcane, especially (Canada, US) the still thicker and sweeter syrup produced by boiling down raw molasses. 

  • Anything considered figuratively sweet, especially sweet words. 

syrup

noun
  • Any thick liquid that has a high sugar content and which is added to or poured over food as a flavouring. 

  • A wig. 

  • Any viscous liquid. 

verb
  • To convert or process into syrup. 

  • To add syrup to. 

  • To sabotage (a vehicle) by pouring syrup into the gas tank. 

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