Grumbled

verb

1. To make a low, growling or rumbling noise, like a hungry stomach or certain animals.

   "The distant thunder grumbles."

2. To complain; to murmur or mutter with discontent; to make ill-natured complaints in a low voice and a surly manner.

   "He grumbles about the food constantly, but has yet to learn to cook."

3. To utter in a grumbling fashion.