trimming vs zoology

trimming

noun
  • An instance of that act or process. 

  • The act or process of someone who trims. 

  • An accessory or accompaniment. 

  • Material that is removed by someone trimming something, as a piece of steak. 

  • An ornamental accessory to a dress or other piece of clothing. 

zoology

noun
  • A treatise on this science. 

  • The part of biology relating to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct. 

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