pet-u-lance / pĕ-chə-ləns
1. a scornful or disrespectful statement or action
Every old man complains of the growing depravity of the world, of the petulance and insolence of the rising generation.
Samuel Johnson, 1709 – 1784
2. the state of being irritable without good cause
Always meet petulance with gentleness and perverseness with kindness.
Zoroaster, c. 628 BC – c. 551 BC