bark

The tough outer layer covering the trunk and branches of a tree.

"The tree's rough bark provided shelter for insects."

To speak or shout in a short, sharp, and often aggressive way.

"The sergeant would bark orders at the recruits."

A short, sharp, loud sound made by a dog or similar animal.

"We heard a sudden bark from next door."

To make a short, sharp, loud sound, typically by a dog.

"The dog would bark at every passing car."