noun / verb
bark
BARK/bɑːrk/
A short, sharp sound made by a dog or a person.
The dog barks with its head raised and forelegs braced.

Etymology
Old English beorcan named the action of barking, and the noun named the sound produced. Its echoic origin connects the word with an imitation of an abrupt animal cry.
In context
work out a dog's mood just by the sound of its bark