Word Study
steed
CIDE DICTIONARY
steed, n. [OE. stede, AS. stēda a stud-horse, war horse, fr. stōd a stud of breeding steeds; akin to G. stute a mare, Icel. stedda, stō, a stud. √163. See Stud of horses.].
A horse, especially a spirited horse for state or war; -- used chiefly in poetry or stately prose. Chaucer. [1913 Webster]
"Mounted upon a hot and fiery steed." [1913 Webster]
OXFORD DICTIONARY
steed, n. archaic or poet. a horse, esp. a fast powerful one.
Etymology
OE steda stallion, rel. to STUD(2)
THESAURUS
steed
Houyhnhnm, brood mare, charger, colt, courser, critter, dobbin, entire, entire horse, equine, filly, foal, gelding, horse, mare, mount, nag, prancer, stallion, stud, studhorse, tarpan, top horse, war-horse, wild horseFor further exploring for "steed" in Webster Dictionary Online