1. the quality or state of being petulant; irritable impatience or bad temper, especially over trivial matters

Examples

• The child’s petulancy increased as the day wore on without a nap.
• Her petulancy over minor inconveniences made her difficult to work with.
• The customer’s petulancy about the wait time was unreasonable.
• His petulancy showed whenever things didn’t go exactly as planned.
• The teacher addressed the student’s petulancy with calm understanding.
• Despite her usual petulancy, she managed to stay composed during the meeting.