dúi

Pronoun

 * 1) other, another (one)
 * 2) the other (out of two or more entities referred to)
 * 3) any other, sth or sb else

Etymology 2
From, a later form of.

Determiner

 * 1) another
 * 2) other, some other

Etymology 1
From ~.

Noun

 * 1) bamboo rat

Adverb

 * 1) headlong, headfirst