Meaning

noun powerful brownish-yellow bear of the uplands of western North America

adjective showing characteristics of age, especially having grey or white hair; -Coleridge

originEtymology tree English grizzle Proto-Indo-European *-kos Proto-Germanic *-gaz Proto-West Germanic *-g Old English -iġ Middle English -y English -y English grizzly From grizzle + -y.

Etymology from Wiktionary, CC BY-SA 3.0