a child.

a young person.

a young horse or other animal.

(in the British navy) a midshipman of less than four years' standing.

(in the U.S. Naval Academy) a midshipman in the second year.

noun

elder

noun

boy , chick , cub , fledgling , girl , junior , juvenile , juvenile delinquent , kid , lad , lass , little guy , little kid , moppet , punk , pup , pupil , puppy , sapling , shaver , small fry , snotnose kid , sonny , squirt , student , teenager , teenybopper , urchin , young adult , young person , youth , bud , innocent , tot , adolescent , babe , baby , child , colt , filly , stripling , tad , teen