cameo vs trinket

cameo

noun
  • A piece of jewelry, etc., carved in relief. 

  • A single very brief appearance, especially by a prominent celebrity in a movie or song. 

verb
  • To appear in a cameo role. 

trinket

noun
  • A small showy ornament or piece of jewelry 

  • A thing of little value; a trifle; a toy. 

  • A three-cornered sail formerly carried on a ship's foremast, probably on a lateen yard. 

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