Descriptors for moody teenagers? There are few common ways to describe moody teenagers, albeit not overly precise:


  (很)叛逆(期)


or 


  青春(期)


I'm wondering if there is anything more colorful to describe these cranky kids?
Some suggestions:

多愁善感 is a common phrase for describing moody

Moody teenagers would be 多愁善感的少年 or simply 多愁少年 

林黛玉 in 紅樓夢 is a classic example of 多愁善感的少女 (多愁少女)

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憤青 short for 憤怒青年 (angry teenager)

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抑鬱少年 (depress teenager)

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情緒化 means 'emotional' 

情緒化的少年 means 'emotional teenager'