THESAURUS
Colt
Houyhnhnm, beginner, birdling, boot, boy, brood mare, bub, bubba, buck, bud, buddy, calf, catling, charger, chick, chickling, chicky, courser, critter, cub, dobbin, dogie, duckling, entire, entire horse, equine, fawn, fellow, filly, fledgling, foal, freshman, fryer, gelding, gosling, hobbledehoy, horse, kid, kit, kitten, lad, laddie, lamb, lambkin, litter, manchild, mare, master, mount, muchacho, nag, neophyte, nest, nestling, newcomer, novitiate, piglet, pigling, polliwog, prancer, pullet, pup, puppy, rookie, schoolboy, shoat, sonny, sonny boy, stallion, steed, stud, studhorse, tadpole, tarpan, top horse, tyro, war-horse, weaner, whelp, wild horse, yeanling, young man, youth
ROGET THESAURUS
Colt
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.
Carrier
N
carrier, porter, bearer, tranter, conveyer, cargador, express, expressman, stevedore, coolie, conductor, locomotive, motor, beast, beast of burden, cattle, horse, nag, palfrey, Arab, blood horse, thoroughbred, galloway, charger, courser, racer, hunter, jument, pony, filly, colt, foal, barb, roan, jade, hack, bidet, pad, cob, tit, punch, roadster, goer, racehorse, pack horse, draft horse, cart horse, dray horse, post horse, ketch, Shetland pony, shelty, sheltie, garran, garron, jennet, genet, bayard, mare, stallion, gelding, bronco, broncho, cayuse, creature, critter, cow pony, mustang, Narraganset, waler, stud, Pegasus, Bucephalus, Rocinante, ass, donkey, jackass, mule, hinny, sumpter horse, sumpter mule, burro, cuddy, ladino, reindeer, camel, dromedary, llama, elephant, carrier pigeon, pallet, brace, cart, dolley, support, fork lift, carriage, ship, equine, asinine.
Fool
N
fool, idiot, tomfool, wiseacre, simpleton, witling, dizzard, donkey, ass, ninny, ninnyhammer, chowderhead, chucklehead, dolt, booby, Tom Noddy, looby, hoddy-doddy, noddy, nonny, noodle, nizy, owl, goose, goosecap, imbecile, gaby, radoteur, nincompoop, badaud, zany, trifler, babbler, pretty fellow, natural, niais, child, baby, infant, innocent, milksop, sop, oaf, lout, loon, lown, dullard, doodle, calf, colt, buzzard, block, put, stick, stock, numps, tony, bull head, dunderhead, addlehead, blockhead, dullhead, loggerhead, jolthead, jolterhead, beetlehead, beetlebrain, grosshead, muttonhead, noodlehead, giddyhead, numbskull, thickskull, lackbrain, shallowbrain, dimwit, halfwit, lackwit, dunderpate, lunkhead sawney, gowk, clod, clod-hopper, clod-poll, clot-poll, clot-pate, bull calf, gawk, Gothamite, lummox, rube, men of Boeotia, wise men of Gotham, un sot a triple etage, sot, jobbernowl, changeling, mooncalf, gobemouche, dotard, driveler, old fogey, old woman, crock, crone, grandmother, cotquean, henhussy, incompetent (insanity), greenhorn, dunce, lubber, madman, one who will not set the Thames on fire, one who did not invent gunpowder, qui n'a pas invente' la poudre, no conjuror, fortuna favet fatuis, les fous font les festinas et les sages les mangen, nomina stultorum parietibus harrent, stultorum plena sunt omnia.