to go or come out; to exit (from inside to outside)

a filthy or corrupt environment; specifically used in the phrase 出污泥而不染 chū​wū​ní'ér​bù​rǎn regarding keeping one's integrity in a bad environment

Used to connect ideas that contrast or conflict; yet; but; on the other hand

Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings

to soil; to pollute; to contaminate