sugar beet vs treacle

sugar beet

noun
  • darling; sweetheart 

  • A type of beet whose root contains a high concentration of sucrose. 

treacle

noun
  • Sweetheart (from treacle tart). 

  • Cloying sentimental speech. 

  • A syrupy byproduct of sugar refining; molasses or golden syrup. 

verb
  • To apply treacle to a surface, so as to catch flies or moths, etc. 

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