mất

verb

1. to lose something

2. to pass away

3. to take (time)

   “Chuyến đi phải mất một ngày.”

particle

1. used to indicate the absence of something after the action expressed in the verb

2. placed after an adjective or a verb to indicate something considered unfavourable

   “Dầm mưa miết vầy thì cảm mất.”