What is another word for "turbidity"?

Roget's Thesaurus (1911) lists these synonyms for "turbidity": cloud, cloudiness, cloudy, dim, dirty, film, fog, foggy, frosted, fuliginous, fumid, gauze, haze, haziness, hazy, impervious, instrument, jewel, light, measure, mica, milkiness, milky, mist, misty, mother-of-pearl, muddiness, muddy, muggy, murky, muslin, nacre, nacreous, nephelometer, nubiferous, obfuscate, obscurity, obstruct, offuscate, opacity.