1 dust

1 thick fog

1 dust

1 smoke

2 mist

3 vapor

4 smog

5 fumes

1 the world of mortals (Buddhism)

2 human society

3 worldly affairs

1 untainted by even a speck of dust (idiom); selfless and incorruptible

2 spotless

1 to swallow clouds and blow out fog (idiom)

2 to blow cigarette or opium smoke

1 lit. the dust has settled (idiom)

2 fig. to get sorted out

3 to be finalized

1 lit. to become lost in a fog (idiom); fig. at a complete loss

1 as if lost in a thick fog (idiom)

2 in a fog

3 muddled

4 completely unfamiliar with sth