adverb HSK 5
wèi
not necessarily · may not · not likely

Meaning

未必 is an adverb expressing uncertainty or doubt about whether something is true or will happen. It means 'not necessarily' or 'may not' and is used to challenge assumptions or express that something is possible but not certain. It's more formal and literary than simple negation.

Usage

未必 is commonly used in written Chinese and formal speech to politely express doubt or disagreement. It softens direct negation and often appears before verbs or adjectives. Native speakers use it when they want to question an assumption without being too blunt, making it useful in debates or analytical discussions.

Examples

  1. 01
    价格贵的东西未必就是最好的。
    Jiàgé guì de dōngxi wèi jiù shì zuì hǎo de.
    Expensive things are not necessarily the best.
  2. 02
    他说的话未必都是真的。
    shuō de huà wèi dōu shì zhēn de.
    What he says may not all be true.

Characters

Common collocations

  • 未必如此
    wèi rúcǐ
    not necessarily so
  • 未必
    wèi néng
    may not be able to
  • 未必
    wèi huì
    may not, might not

Antonyms

Origin

未必 literally combines '未' (not yet) with '必' (necessarily), creating the meaning 'not necessarily'. This classical construction has been used in Chinese for centuries to express uncertainty.

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