Adjectives

(s)icky, crappy, lousy, rotten, shitty, stinking, stinkyvery bad“a lousy play”, “it's a stinking world”
(s)fetid, foetid, foul, foul-smelling, funky, noisome, smelly, stinking, ill-scentedoffensively malodorous“a foul odor”, “the kitchen smelled really funky”