dapple vs guttate

dapple

adj
  • Having a mottled or spotted skin or coat, dappled. 

verb
  • To mark or become marked with mottling or spots. 

noun
  • A mottled marking, usually in clusters. 

  • An animal with a mottled or spotted skin or coat. 

guttate

adj
  • Spotted. 

  • Shaped like, or resembling drops. 

verb
  • To exude drops of xylem sap on the edges of leaves. 

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