argentine vs argentous

argentine

adj
  • Containing or resembling silver. 

noun
  • A siliceous variety of calcite, or lime carbonate, having a silvery-white, pearly lustre, and a waving or curved lamellar structure. 

  • White metal coated with silver. 

  • Any osmeriform fish of the genus Argentina, especially European argentine (Argentina sphyraena). 

argentous

adj
  • Of, pertaining to, or containing silver. 

  • Of certain compounds, containing silver in a higher proportion than in argentic compounds. 

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