Growl
Part of speech: noun
Definition: The deep, threatening sound made in the throat by an animal; a grumbling sound. The sound made by a hungry stomach.
Part of speech: verb
Definition: To utter a deep guttural sound, as an angry animal; to give forth an angry, grumbling sound. To express (something) by growling. To send a user a message via the Growl software library.
Rumble
Part of speech: noun
Definition: A low pitched irregular noise.A street fight or brawl.
Part of speech: verb
Definition: To make a low pitched noise.To discover deceitful or underhanded behaviour.To move while making a rumbling noise.fight, brawl.