suction cup vs tass

suction cup

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

tass

noun
  • A cup or cupful. 

  • An Oriental silk fabric, with gold or silver thread. 

  • Synonym of tasse 

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