juvenile Definition

juvenile
adj

1. Young; youthful.
2. Suitable for young people.
3. derog
Childish; immature.
Thesaurus: adolescent, immature, pubescent, babyish, callow, infantile, impressionable, beardless, undeveloped, unsophisticated, jejune, puerile, untested, naive; Antonym: mature.

noun

1. A young person.

Thesaurus: adolescent, boy, girl, child, infant, minor, youngster, youth, kid; Antonym: adult.
2. A young animal.
3. An actor playing youthful parts.

Etymology: 17c: from Latin juvenilis youthful.