butyric vs fulsome

butyric

adj
  • Of, pertaining to, or characteristic of butter 

  • Of, pertaining to, or derived from butyric acid or any of the isomeric univalent radicals of formula C₃H₇CO₂- 

fulsome

adj
  • Marked by fullness; abundant, copious. 

  • Offensive to good taste, tactless, overzealous, excessive. 

  • Fully developed; mature. 

  • Excessively flattering (connoting insincerity). 

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