cuirass vs strophium

cuirass

noun
  • The breastplate taken by itself. 

  • A piece of defensive armor, covering the body from the neck to the girdle. 

verb
  • To cover with defensive armor; to armor-plate. 

strophium

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

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