saucer vs suction cup

saucer

noun
  • An object round and gently curved, shaped like a saucer. 

  • A circular sled without runners. 

  • A flat, shallow caisson for raising sunken ships. 

  • A small shallow dish to hold a cup and catch drips. 

  • A shallow socket for the pivot of a capstan. 

verb
  • Of the eyes: to become large and round. 

  • To pour (tea, etc.) from the cup into the saucer in order to cool it before drinking. 

suction cup

noun
  • A cup made of flexible material, such as rubber, that uses suction as an adhesive. 

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