youngling

A living being that is young, especially a young person.

A young person; a youth or child.

Any young thing, as an animal, a plant, etc.; anything immature, undeveloped, or recent.

A novice; a new-comer; a beginner.

Youthful; young.

Young; youthful.

A young person; a youth; also, any animal in its early life.

young; youthful

A youth; a youngster; a young animal.