ruff
n. countablen. a stiff, circular collar made of folded fabric that was popular in the 16th and 17th centuries. It can also mean a ring of colored feathers or fur around an animal's neck.
n. a wide, pleated collar of starched linen or lace worn in the late 16th and early 17th centuries; also refers to a fringe of distinctive hair or feathers around the neck of an animal.
The queen wore a large lace ruff in the portrait.
Historical dramas often require elaborate costumes, including the stiff ruffs that were fashionable during the Elizabethan era.
The male bird displays a magnificent ruff of iridescent feathers during the mating season to attract a mate and signal his genetic fitness.
Commonly used in historical fashion contexts or ornithological descriptions.