아니

Etymology
From, from.

Adverb

 * 1)  no; not

Interjection

 * 1)  no
 * 2)  oh; why; my

Etymology
From.

The Old Korean form was strictly a particle used to negate nouns. The adverbial sense was an innovation, in which 아니 displaced the older adverb.

Noun

 * 1) that which is not

Adverb

 * 1) not

Interjection

 * 1) no