verb / interjection / noun
harrumph
huh-RUMF/həˈrʌmf/
A throaty sound expressing disapproval or self-importance.
He harrumphs at the dirty shoes resting on the clean coffee table.

Etymology
Harrumph imitates throat-clearing or a disapproving noise rather than combining meaningful roots. The gruff sound itself conveys the speaker’s annoyance or disapproval.
More examples
- She answers the ridiculous suggestion with a loud harrumph.
- “Harrumph! Nobody asked for my opinion,” he says.
- The chairman harrumphs importantly before announcing his decision.
Forms
harrumph · harrumphs · harrumphed · harrumphing