Juvenile
Juvenile (?; 277) , adjective
[Latin juvenilis, from juvenis young; akin to English young: compare French juvénile, juvénil. See Young.]
1.
Young; youthful; as, a juvenile appearance.
A juvenile exercitation.
2.
Of or pertaining to youth; as, juvenile sports.
3.
Characteristic of children; immature; childish; puerile; infantile; as, a juvenile temper tantrum.
Juvenile , noun
A young person or youth; -- used sportively or familiarly. — C. Bronté