dessertspoon vs soupspoon

dessertspoon

noun
  • An item of cutlery; a spoon, larger than a teaspoon and smaller than a tablespoon, used for eating dessert. 

  • A unit of measure, being equivalent to two teaspoons or two-thirds of a tablespoon, or approximately 10 millilitres; a dessertspoonful. 

  • More generally, that volume of a substance which is contained within a dessert spoon. 

soupspoon

noun
  • A spoon for eating soup, typically smaller than a tablespoon and larger than a dessertspoon, characterised by having a round bowl rather than the usual oval bowl of other types of spoon. 

  • A soupspoonful. 

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