boylike

adolescent childish fresh immature innocent juvenile naive puerile unsophisticated young

adult mature sophisticated

budding inexperienced new youthful

adolescent blooming blossoming crude developing fledgling green growing infant inferior junior juvenile little modern newborn punk raw recent tender tenderfoot

boyish burgeoning callow childish childlike early fresh girlish girllike half-grown ignorant newish not aged pubescent puerile undeveloped undisciplined unfinished unfledged unlearned unpracticed unripe unseasoned untried unversed vernal

experienced old

adult healthy mature older sophisticated