eating irons vs silverware

eating irons

noun
  • knife, fork and spoon; cutlery 

silverware

noun
  • Knives, forks and spoons. 

  • Anything with a silvery colour. 

  • Anything made from silver. 

  • Trophies, success in a competition. 

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