không ai

Không ai có mặt trong phòng học lúc này.

Definition

1. Pronoun:
   • No one / Nobody: Refers to the absence of any person. It is a singular pronoun used to indicate that not a single person is involved or present.
   • Not anyone: Used in negative statements to mean that there is not any person who fits the description.

Usage Examples

• Pronoun:
  • Không ai ở nhà. (No one is at home.)
  • Không ai biết câu trả lời. (Nobody knows the answer.)
  • Tôi không thấy ai cả. (I don't see anyone.)

Advanced Usage

• Used with "cả" for emphasis, meaning "absolutely no one" or "not a single person."

  • Không ai cả muốn đi. (Not a single person wants to go.)

• Can be used in rhetorical questions.

  • Không ai hiểu tôi sao? (Does no one understand me?)

Variants and Related Words

• Chẳng ai (pron): A more colloquial synonym for "không ai," meaning "no one."

  • Chẳng ai đến giúp. (No one came to help.)

• Chả ai (pron): A very informal, northern Vietnamese variant of "chẳng ai" or "không ai."

  • Chả ai nói gì. (No one said anything.)

Synonyms

• No one: Not a single person.
• Nobody: No person.
• Not a soul: An emphatic idiom for no one.

Related Idioms

• Không ai hay biết: Without anyone knowing.

  • Anh ấy rời đi không ai hay biết. (He left without anyone knowing.)

• Không ai bằng: No one compares to; used for emphasis in comparisons.

  • Không ai bằng mẹ tôi. (No one is equal to my mother.)