Synonyms for Murky:

adj.

dark (adjective)
gloomy, shady, umbrageous, dismal, sooty, obscure, shadowy, somber, caliginous, swarthy, shaded, darkened, dreary, lightless, dim, inky, silhouetted, dusky, cloudy, black, dark.
darkish (adjective)
dim.
dim (adjective)
faint, bleary, filmy, indistinct, hazy, shadowy, vague, foggy, cloudy, half-lit, dim.
dirty (adjective)
sooty, slovenly.
gloomy, obscure (adjective)
dusky, foul, muddy, dismal, roily, grubby, mucky, dirty, dreary, filthy, unclean, dull, darkened, caliginous, cheerless, fuzzy, somber, drab, stormy, sad, dingy, dark, foggy, overcast, squalid, black, impenetrable, dim, misty, turbid, cloudy.
opaque (adjective)
cloudy, vague, opaque, impenetrable, dark, obscure, hazy, unclear.
out of focus (adjective)
fuzzy.
overcast (adjective)
overcast.
semitransparent (adjective)
fuzzy, diaphanous, gauzy, cloudy, limpid, milky, unclear, hazy, foggy, misty, semi-opaque, veiled, filmy, semitransparent, semi-opalescent, bleary.
unclean (adjective)
infectious, squalid, sordid, grimy, dirty, septic, grubby, icky, filthy, untidy, dingy, scruffy, scatological, unsanitary, foul, muddy, shabby, obscene, dusty, defiled, disgusting, offensive, crummy, impure, grungy, mucky, smutty, slovenly, toxic, unclean, festering, fetid, insalubrious, unhygenic, odious, putrid, sloppy.

n.

gross, sinful, unethical, immoral, perverted, wicked, evil, amoral, deviant. stormy, overcast. drab, dull, colors, flat. roily, roiled. darkness (noun)
shade, blackness, shadow, darkness, gloom.
gloomy (noun)
sad, cheerless.
murky (noun)
muddy, shaded, opaque, cloudy, turbid, mirky.

Other synonyms:

roiled, smoggy, caliginous, stormy. dull, roily, drab. flat.

Usage examples for murky

  1. A storm was gathering, she could see it approaching- and beyond it, like another murky death- dealing thunder- cloud, was the pestilence, the fearful pestilence. – The Complete Historical Romances of Georg Ebers by Georg Ebers
  2. The next minute the pair had started forth in the murky twilight of the autumn evening; but the moon was rising and the mists were dispersing. – Tom Tufton's Travels by Evelyn Everett-Green
  3. The vehicle finally reached a wooden bridge, across a murky creek. – The Secret of the Night by Gaston Leroux