nếu không means "otherwise" (conjunction). otherwise.
How is nếu không pronounced?
nếu không has 2 syllables: nếu: sắc (high rising) · không: ngang (level). You can also listen to it on this page in both Northern and Southern accents.
How common is nếu không in Vietnamese?
nếu không is among the 1,000 most-used Vietnamese words, CEFR level B1.
How is nếu không used in a sentence?
For example: Nhanh lên, nếu không sẽ muộn. (Hurry up, otherwise you'll be late.); Bạn phải học, nếu không sẽ trượt. (You have to study, otherwise you'll fail.).
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