I am always grumpy in the early morning, rarely saying a word and frowning at everyone who bothers to look my way.

My cat is always extremely grumpy if he isn’t fed on a regular basis, and he’ll make his displeasure known with his claws on my furniture.

When asked to pick out one of the most well-known grumpy figures in literature, the young student gave the honor to Ebenezer Scrooge.

My next door neighbor is a grumpy old man that never speaks to anyone, unless he’s yelling at kids to get off his lawn.

I was trying my best not to be grumpy when my grandparents came over, but I had gotten so little sleep the night before I wasn’t in the mood to be friendly.