chalybeate vs steely

chalybeate

adj
  • Containing dissolved salts of iron. 

  • Tasting of iron, said of mineral water. 

noun
  • A mineral water containing iron, a voguish general remedy during the 17th-19th century. 

steely

adj
  • Made of steel. 

  • Having qualities resembling those of steel, especially hard and resolute. 

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