THESAURUS
nestling
amorous dalliance, apprentice, avifauna, baby, baby bird, beginner, billing and cooing, bird, bird of Jove, bird of Juno, bird of Minerva, bird of night, bird of passage, bird of prey, birdie, birdlife, birdling, birdy, bundling, cage bird, calf, callow, caressing, catechumen, catling, chick, chickling, chicky, colt, cub, cuddling, cygnet, dalliance, deb, debutant, dewy, diving bird, dogie, dove, duckling, eagle, eaglet, entrant, ever-new, evergreen, fawn, firsthand, fish-eating bird, fledgling, flightless bird, foal, fondling, fowl, fresh, freshman, fruit-eating bird, fryer, fulmar, game bird, gosling, green, greenhorn, greeny, hugging, immature, infant, insect-eating bird, intact, kid, kissing, kit, kitten, lamb, lambkin, learner, litter, lollygagging, lovemaking, maiden, maidenly, migrant, migratory bird, necking, neophyte, neoteric, nest, new, newcomer, novice, novitiate, nuzzling, original, oscine bird, owl, passerine bird, peacock, peafowl, peahen, perching bird, petting, pigeon, piglet, pigling, polliwog, pristine, probationer, pullet, pup, puppy, ratite, raw, raw recruit, recruit, rookie, sea bird, seed-eating bird, sempervirent, sexual intercourse, shoat, shore bird, snuggling, songbird, spooning, squab, storm petrel, stormy petrel, swan, tadpole, tenderfoot, trainee, tyro, unbeaten, undeveloped, unfledged, unhandled, untouched, untried, untrodden, unused, vernal, virgin, virginal, wading bird, warbler, water bird, waterfowl, weaner, whelp, wildfowl, yeanling, young
ROGET THESAURUS
nestling
Infant
N
infant, babe, baby, babe in arms, nurseling, suckling, yearling, weanling, papoose, bambino, kid, vagitus, child, bairn, little one, brat, chit, pickaninny, urchin, bantling, bratling, elf, youth, boy, lad, stripling, youngster, youngun, younker, callant, whipster, whippersnapper, whiffet, schoolboy, hobbledehoy, hopeful, cadet, minor, master, scion, sap, seedling, tendril, olive branch,
nestling, chicken, larva, chrysalis, tadpole, whelp, cub, pullet, fry, callow, codlin, codling, foetus, calf, colt, pup, foal, kitten, lamb, lambkin, aurelia, caterpillar, cocoon, nymph, nympha, orphan, pupa, staddle, girl, lass, lassie, wench, miss, damsel, demoiselle, maid, maiden, virgin, hoyden, infantine, infantile, puerile, boyish, girlish, childish, babyish, kittenish, baby, newborn, unfledged, new-fledged, callow, in the cradle, in swaddling clothes, in long clothes, in arms, in leading strings, at the breast, in one's teens.