khiến + Person + Verb

To become proficient in using khiến, you must understand its specific syntactic rules and nuances compared to other causative verbs in Vietnamese.

1. Structure and Attachment Rules

• The Subject (Cause): Often an inanimate noun, an event, or a situation (e.g., tin đó - that news; mưa lớn - heavy rain), but people can absolutely be the subject when their behavior or words cause a reaction (e.g., Anh ấy khiến tôi rất mệt mỏi - He makes me very tired).
• The Object (Experiencer): The person or thing affected by the stimulus. Note that the object can be dropped entirely if it is general, unknown, or understood from context (e.g., Mưa lớn khiến ngập lụt khắp nơi - Heavy rain caused flooding everywhere).
• The Result: Frequently an intransitive verb (e.g., khóc - cry) or an adjective/stative verb (e.g., vui - happy), but transitive verbs are also common when the action is a reaction or consequence (e.g., khiến tôi thay đổi quyết định - made me change my decision).

You can optionally add the word cho (khiến cho) without changing the meaning.

2. Nuance and Register
Khiến carries an abstract, weighty, and sometimes poetic nuance. It is highly frequent in formal writing, literature, and journalistic contexts. While understood in everyday conversation, native speakers generally prefer làm cho for casual daily interactions.

3. Crucial Distinctions
Learners often confuse khiến with other verbs translated as "make" or "cause" in English:

• Vs. Làm / Làm cho: Làm is the neutral, all-purpose equivalent. While both overlap in emotional contexts, làm can be used for direct, intentional physical manipulation (e.g., breaking a glass), whereas khiến is used for indirect, event-based causation. Khiến can result in physical consequences (like rain causing a flood), but cannot be used for direct physical manipulation by an active human agent. You cannot say *Tôi khiến rách tờ giấy.
• Vs. Bắt: Bắt implies coercion by an authority figure forcing an action (e.g., "Mom made me clean my room"). Khiến implies a reaction or consequence triggered by a stimulus, which can be emotional, physical, or a resulting voluntary decision.
• Vs. Sai / Bảo: Bảo and sai are directive verbs used to give commands. Despite some older dictionary definitions translating khiến as "to command" (due to its Sino-Vietnamese roots), in modern grammar, the standalone pattern khiến + Object + Verb is a causative of result, not a directive of orders.

4. Common Collocations and Idioms

• Khiến ... phải: You will frequently see khiến paired with phải (must/have to) before the verb (e.g., khiến tôi phải suy nghĩ - makes me have to think). This emphasizes the inevitability of the reaction.
• Không khiến / Không ai khiến: In spoken Vietnamese, the negative forms không khiến or không ai khiến are used idiomatically to mean "nobody asked you to" or "unprompted" (e.g., Không ai khiến anh làm việc đó! - Nobody asked you to do that!).