rambunctious
adj. <美><口>粗暴的,喧闹的
A rambunctious person is energetic in a cheerful, noisy way.
...a very rambunctious and energetic class.
极其喧闹活跃的课堂
1. noisy and lacking in restraint or discipline;
Their rambunctious son always got into trouble.
他们那个不受管束的儿子老是惹麻烦.
It's not the chirping , rambunctious play that they did when they first arrived.
他们 现在 已经不像刚开始见面那会儿, 总是冲着对方乱叫,或者在玩耍时动作粗暴.