Smell adjectives are listed in this post. Each word below can often be found in front of the noun smell in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing SMELL.
abominable, acid, acrid, agreeable, ammoniacal, animal, antiseptic, appetizing, aromatic, awful, bad, beautiful, better, bitter, briny, burnt, car, certain, characteristic, chemical, clean, close, cloying, cold, comfortable, comforting, constant, coppery, curious, damp, dank, delicious, delightful
different, disagreeable, disgusting, distinct, distinctive, dreadful, dry, dusty, earth, earthy, egg, enticing, evil, faint, familiar, favorite, fetid, fine, first, fishy, flowery, foetid, foul, fragrant, fresh, fruity, funky, funny, glorious, good, grateful, greasy, great
green, harsh, heady, heavenly, heavy, homely, horrible, horrid, hot, human, ill, indescribable, intense, intolerable, keen, like, lingering, little, lovely, masculine, medicinal, mere, metallic, mingled, moist, moldy, more, mouldy, much, musky, musty, nasty, natural
nauseating, nauseous, new, nice, noisome, noxious, odd, odious, offensive, oily, old, only, other, overpowering, overwhelming, own, particular, peculiar, penetrating, pervading, pervasive, pleasant, pleasing, potent, powerful, pungent, putrid, queer, rancid, rank, raw, refreshing, repulsive
resinous, rich, ripe, rotten, rotting, salty, same, savory, savoury, sharp, sick, sickening, sickly, skunk, slight, smoke, smoky, soapy, soft, sour, special, spicy, stale, stifling, stinking, strange, strong, stronger, stuffy, subtle, suffocating, sulfurous, sulphureous
sulphurous, sure, sweaty, sweet, sweeter, sweetest, sweetish, tangy, tantalizing, terrible, thick, unfamiliar, unique, unmistakable, unpleasant, unusual, unwholesome, vague, very, vile, warm, weird, wet, wholesome, wonderful, woodsy, woody, yeasty
Hope this word list had the adjective used with smell you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.