marvelous, lordly, deluxe, raised, rattling, magisterial, imposing, soaring, idealistic, wonderful, opulent, reverend, empyrean, elevated, rare, reserved, thin, inflated, sublime, wondrous, majestic, obscure, gilded, high-minded, sumptuous, tenuous, marvellous, select, ideal, high-sounding, fantastic, exalted, uncommon, tighten, eminent, lofty, heroic, empyreal, distinguished, refined, grand, high-flown, light, rarified, princely, proud, noble-minded, howling, gallant, expansive, august, towering, terrific, luxurious, noble, tremendous, esoteric
gaseous (part of speech: adjective)
- The strain of exertion in this rarefied air brought about a painful incident. - "An Explorer's Adventures in Tibet", A. Henry Savage Landor.
- It is a subtle and rarefied idea, saturated with ages of philosophy and speculation. - "Five Stages of Greek Religion", Gilbert Murray.
- The lecturer had already made several strokes with the piston, in order to exhaust the receiver of its air, when the animal, who began to feel herself very uncomfortable in the rarefied atmosphere, was fortunate enough to discover the source from which her uneasiness proceeded. - "Illustrative Anecdotes of the Animal Kingdom", Samuel Griswold Goodrich.