brown trout vs tawny

brown trout

noun
  • A species of nonmigratory freshwater trout, Salmo trutta, with dark spotted skin, native to Europe and Asia. 

tawny

noun
  • The common bullfinch or Eurasian bullfinch (Pyrrhula pyrrhula). 

  • Synonym of tenné (“a rarely-used tincture of orange or bright brown”) 

  • In full tawny port: a sweet, fortified port wine which is blended and matured in wooden casks. 

  • Tawny owl. 

  • Tawny frogmouth. 

  • A light brown to brownish orange colour. 

  • Something of a light brown or brownish orange colour (particularly if it has the word tawny in its name). 

verb
  • To become a light brown to brownish orange colour; to tan, to tawn. 

  • To cause (someone or something) to have a light brown to brownish orange colour; to tan, to tawn. 

adj
  • Of a light brown to brownish orange colour. 

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