Irascible means having a quick temper, easily angered or irritated. It describes someone who is prone to losing their cool quickly and becoming difficult to deal with due to their short fuse.
Usage examples
My neighbor is an irascible old man who yells at everyone passing by his house.
The irascible customer in the store started yelling at the cashier for a minor mistake.
After a long and tiring day at work, he tends to become irascible and snaps at his family members for no reason.
The professor's irascible nature made it challenging for students to approach him with questions.
Despite his irascible behavior, he was actually a kind-hearted person who just had a short temper.
The irascible boss would often lose his temper and berate his employees for minor errors.
She learned to avoid engaging in conversation with her irascible coworker to maintain a peaceful work environment.
The protagonist in the novel is depicted as an irascible character who constantly gets into arguments with others.
His irascible temperament made it difficult for him to maintain long-lasting friendships.