Answer: bristles

AnswerCrossword Clue
BRISTLESBrush hairs
BRISTLESDisplays some umbrage
BRISTLESBrush feature
BRISTLESCoarse hairs
BRISTLESBrush parts
BRISTLESHackles.
BRISTLESTakes on an aggressive attitude.
BRISTLESRuffles
BRISTLESStiff hairs
BRISTLESHog hair
BRISTLESBecomes tense with anger
bristlesBRISTLE, to stand erect stiffly
bristlesA stiff animal hair, or a man-made substitute, used to make a brush
bristlesA short stiff hair, typically one of those on an animal's skin, a man's face, or a plant