adolescent preadolescent boy child with lively expressions

adolescence adolescent ambiguous anxieties apathy biological boy bullies challenge challenges change child childhood communication companionship confrontation contradictions critical development different difficult disobedience dissatisfaction early efficient embarrassed expressions fear gender gestures growth highers hormones human impulsive independence indifference integration irritable irritation junior lazy limits lively maturation modern original originality period preadolescent prepubescent protest psychological puberty rebel rebellion refusal relations risk separation shyness stubbornness techniques teenage teenagers transition unapproachable universe voluntary years