grouch
Pronunciation:
/ɡɹaʊtʃ/noun
Definitions
A complaint, a grumble, a fit of ill-humor.
One who is grumpy or irritable.
Example: I don't feel like hanging around with that grouch.
verb
Definitions
To be grumpy or irritable; to complain.
Example: He spent all his time grouching about the problem instead of fixing it.