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

used as an adverb to mean again or once more

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 turn around; to go and return (usually used in compounds); (literary) to go back the way one came; to return to the original path