canteen vs urn

canteen

noun
  • A water bottle, flask, or other vessel, typically used by a soldier or camper as a bottle for carrying water or liquor for drink 

  • A small cafeteria or snack bar, especially one in a military establishment, school, or place of work. 

  • A temporary or mobile café used in an emergency or on a film location etc. 

  • A military mess kit. 

  • A box with compartments for storing eating utensils, silverware etc. 

urn

noun
  • A metal vessel for serving tea or coffee. 

  • A vase with a footed base. 

  • A vessel for the ashes or cremains of a deceased person. 

  • Any place of burial; the grave. 

  • A hollow body shaped like an urn, in which the spores of mosses are contained; a spore case; a theca. 

  • A measure of capacity for liquids, containing about three gallons and a half, wine measure. It was half the amphora, and four times the congius. 

verb
  • To place in an urn. 

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