The word 'curmudgeon' describes someone likely to be?

The term 'curmudgeon' is often used to depict a person who is irritable, ill-tempered, or grumpy. This word typically conveys a sense of dissatisfaction or annoyance with the world, suggesting that such individuals may be quick to complain or express discontent. The characteristics associated with a curmudgeon highlight a bleak or cynical outlook, making ‘grumpy’ the most fitting description among the options provided. This understanding of the word is rooted in its etymology, which reflects a personality that is generally disagreeable or sour in demeanor.