breastplate vs strophium

breastplate

noun
  • A piece of silicone in the shape of women's breasts worn by drag queens and other female impersonators to simulate a female body shape. 

  • A piece of horse tack designed to prevent the saddle slipping backwards. 

  • A piece of armor that covers the chest. 

  • An embroidered square of linen worn on the breast of the Jewish high priest, bearing twelve precious stones, each inscribed with the name of one of the tribes of Israel. 

strophium

noun
  • A band worn around the breasts, serving as a form of bra. 

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