pome vs utricle

pome

noun
  • A type of fruit in which the often edible flesh arises from the swollen base of the flower and not from the carpels. 

  • A ball of silver or other metal, filled with hot water and used by a Roman Catholic priest in cold weather to warm his hands during the service. 

utricle

noun
  • A dry indehiscent one-seeded fruit with thin membranous pericarp, similar to an achene and found in the beet and dock plants. 

  • The larger of the two fluid-filled cavities forming part of the membranous labyrinth in the vertebrate inner ear (the other being the saccule) and into which the semicircular canals open. It contains hair cells and otoliths which send signals to the brain concerning the orientation of the head. 

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