Morose; surly; sullen; glum.

Low; deep in the throat; guttural: as, a grum voice.

adjective. Morose; severe of countenance; sour; surly; glum; grim.

adjective. Low; deep in the throat; guttural; rumbling.

adjective. Morose, stern, surly.

"In the middle of the night, Shotgun oozed up onto the foot of the bed and sprawled out lazily, pushing me off to the side, grum-pling his annoyance that I was taking up so much room; every so often, he farted his opinion of the spaghetti sauce, then after a while he began snoring, a wheezing-whistling noise."

Brum  Krum  Mum  alum  become  

angellike  apple-red  bark-like  cadaverous-looking  cushion-like  

beetle-browed  black  black-browed  brooding  broody