growl

growl
/groul/

Verb
(of an animal, esp. a dog) Make a low guttural sound of hostility in the throat.

Noun
A low guttural sound made in the throat, esp. by a dog.

Synonyms
verb. grumble – snarl – mutter – murmur – roar – grouch – grunt noun. snarl – grunt – grumble – mutter – roar