bristle
nounUK /ˈbrɪs.əl/
US /ˈbrɪs.əl/
A bristle is a short, stiff hair like the ones on a brush.
The brush has soft bristles that are gentle on your teeth.
OTHER MEANINGS
2. To become stiff and stand up straight, like hair when someone is angry or scared.
The cat's fur bristled when it saw the big dog.
3. To show that you are angry or annoyed.
She bristled at the unfair comment.
4. To be full of something.
The town bristles with tourists in summer.