kokenempi
Kokenempi is a term used within certain subcultures to describe an individual who exhibits a combination of precocity and a somewhat cynical or world-weary outlook. The term is often applied to young people who display advanced maturity or intelligence beyond their years, but who also possess a jaded or unimpressed demeanor. It suggests a sort of premature disillusionment, as if they have already experienced and understood the less appealing aspects of life.
The origin of the word is not definitively established, though it is believed to be a neologism,
Individuals labeled as "kokenempi" might be characterized by their articulate speech, their tendency to question authority