rebellious phase; rebellious age
Typically refers to a developmental stage, especially in children or adolescents, when they resist authority and assert independence. Often used in parenting and educational contexts.
My child is in a rebellious phase right now and opposes everything I say.
I'm struggling with how to deal with a child going through a rebellious phase.
Compound of 反抗 (rebellion, resistance) and 期 (period, phase). The term is a straightforward modern coinage reflecting a common developmental concept.