ứ - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

• (Hà Nội) IPA^(key): [ʔɨ˧˦]
• (Huế) IPA^(key): [ʔɨ˨˩˦]
• (Saigon) IPA^(key): [ʔɨ˦˥]

ứ (upper case Ứ)

1. The letter ư in sắc tone

Sino-Vietnamese word from 淤.

ứ • (瘀)

1. to be stagnant

ứ

1. (usually childish) negator of verbs

ứ

1. (childish) nuh-uh

   —Mai anh về quê thay em nhé!
   —Ứ, mai anh bận việc rồi.

   "Tomorrow, return home instead of me, OK?"
   "Nuh-uh, tomorrow, I'm already busy with work."