chalybeate vs clothes iron

chalybeate

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

adj
  • Containing dissolved salts of iron. 

  • Tasting of iron, said of mineral water. 

clothes iron

noun
  • A hand-held device with a heated flat metal base used to smooth out wrinkles in clothes; an iron. 

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