i Register
In some senses, pegasean is marked as figuratively. Watch for register when choosing this word.
adj
Of or pertaining to the mythical winged horse Pegasus.
Deſcend from Heav'n Urania, by that name / If rightly thou art call'd, whoſe Voice divine / Following, above th' Olympian Hill I ſoare, / Above the flight of Pegaſean wing.
Of or pertaining to poetry.