Of a young bird, that has its first flying plumage

A juvenal bird. / (obsolete) A youth.

plural of juvenal

A male given name from Latin. / Decimus Junius Juvenalis, a Roman poet, active in the late 1st and early 2nd century CE, noted for a collection of poems called the Satires.

(antiques and collectibles) items connected with children, such as toys, dolls, teddy bears, etc.

Of or pertaining to the Roman poet Juvenal or to his (satirical) works or style.