No is pronounced khong. To say “No, thank you” in Vietnamese you would say, Da Không Cảm ơn which is pronounced "Ya'a kohng gam uhhn." The respectful way to say yes in Vietnamese is to say, da pronounced ya'a. Another way to give an affirmative is vâng pronounced vuhng.Vietnamese is the official language of Vietnam and is spoken by approximately 70 million people. The dialects in Vietnamese do not differ much more than those of the various parts of the United States except for two rural dialects, Hue and Vinh. Standard Vietnamese is the dialect of the educated near Hanoi, the capital. As a language, much of Vietnamese vocabulary has been borrowed from Chinese.
A quote with Không is, Điếc không sợ súng and it means that he who knows nothing doubts nothing.
Say không to say no in Vietnamese.
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