THESAURUS
effluvium
afterdamp, aroma, aura, blackdamp, breath, chokedamp, cloud, coal gas, damp, definite odor, detectable odor, ectoplasm, ectoplasy, emanation, essence, exhalation, exhaust, exhaust gas, exteriorized protoplasm, fetid air, firedamp, flatus, flavor, fluid, fragrance, fume, malaria, mephitis, miasma, odor, puff of smoke, redolence, reek, savor, scent, smell, smoke, smudge, spoor, steam, stench, subtle odor, trace, trail, vapor, volatile, water vapor, whiff
ROGET THESAURUS
effluvium
Gaseity
N
gaseity, vaporousness, flatulence, flatulency, volatility, aeration, aerification, elastic fluid, gas, air, vapor, ether, steam, essence, fume, reek,
effluvium, flatus, cloud, ammonia, ammoniacal gas, volatile alkali, vacuum, partial vacuum, pneumatics, pneumatostatics, aerostatics, aerodynamics, gasmeter, gasometer, air bladder, swimming bladder, sound, (of a fish), gaseous, aeriform, ethereal, aerial, airy, vaporous, volatile, evaporable, flatulent.
Odor
N
odor, smell, odorament, scent,
effluvium, emanation, exhalation, fume, essence, trail, nidor, redolence, sense of smell, scent, act of smelling, olfaction, olfactories, fragrance, odorant, bloodhound, hound, spoor, odorous, odoriferous, smelling, reeking, foul-smelling, strong- scented, redolent, graveolent, nidorous, pungent, putrid, foul, olfactory, quick-scented.