Juvenile :: "Juvenile (a.) Young; youthful; as, a juvenile appearance..
Juvenile :: "Juvenile (a.) Of or pertaining to youth; as, juvenile sports..
Juvenile :: Juvenile (n.) A young person or youth; -- used sportively or familiarly.
Juvenileness :: Juvenileness (n.) The state or quality of being juvenile; juvenility.
Juvenility :: Juvenility (n.) The manners or character of youth; immaturity.