Grizzly (adjective)

1. Gray or partially gray, especially with age.
2. Having a rough, shaggy appearance.

Origin:

Mid 19th century: from grizzled (because of the bear's grayish fur) + -y.

Examples:

1. The grizzly bear was named for its grayish fur.
2. His grizzly beard made him look like a wild man.
3. The old sailor had a grizzly face with deep wrinkles from years at sea.
4. The grizzly bear was a formidable sight with its shaggy fur and sharp claws.
5. The grizzly dog was covered in matted fur and looked like it hadn't been groomed in weeks.