muskmelon vs papaya

muskmelon

noun
  • A type of melon, Cucumis melo subsp. melo, with sweet orange flesh and a rough skin resembling netting. 

papaya

noun
  • An orange colour, like that of papaya flesh. 

  • A tropical American evergreen tree, Carica papaya, having large, yellow, edible fruit 

  • The fruit of this tree. 

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