隨便

Adjective

 * 1) casual; informal
 * 2) random; careless; undisciplined; disorganised
 * 3)  easy receptive to sexual advances

Verb

 * 1) to do as one likes; to be up to the other person

Adverb

 * 1) casually; without restraint or goal; as one pleases; at random

Conjunction

 * 1) no matter ; regardless of; whether