szczecina in English:

The hair bristled on his neck.

He hasn't shaved for a few days, so he had a bristle on his face.

bristle is a stiff hair or feather (natural or artificial), either on an animal, such as a pig, or on a tool such as a brush or broom.

The old woman had a few grey bristles sprouting from her chin.

I need a brush with tough bristle.