peach tree vs pear

peach tree

noun
  • Prunus persica, a fruit tree of the genus Prunus, that bears peaches. 

pear

noun
  • A type of fruit tree (Pyrus communis). 

  • A desaturated chartreuse yellow colour, like that of a pear. 

  • The wood of the pear tree (pearwood, pear wood). 

  • avocado, alligator pear 

  • Choke pear (a torture device). 

  • An edible fruit produced by the pear tree, similar to an apple but typically elongated towards the stem. 

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