Definition

1. Noun:

   • Basis / Foundation: The core, fundamental part or principle that forms the essential support or starting point for something.
   • Essence: The most important, indispensable quality or element that determines the nature of something.

2. Adjective:

   • Basic / Fundamental: Relating to the foundation or essential part; of primary importance.
   • Essential: Absolutely necessary; extremely important.

3. Adverb:

   • Basically / Essentially: Used to state the most fundamental or important fact about something; in the main.
   • Fundamentally: At its core; in a basic and important way.

Usage Examples

• Noun:

  • Hiểu rõ căn bản của toán học là rất quan trọng. (Understanding the basis of mathematics is very important.)
  • Hai bên đã đạt được thỏa thuận trên một căn bản vững chắc. (The two parties reached an agreement on a solid foundation.)

• Adjective:

  • Đây là một nguyên tắc căn bản trong vật lý. (This is a fundamental principle in physics.)
  • Anh ấy đã nắm vững những kỹ năng căn bản. (He has mastered the basic skills.)

• Adverb:

  • Căn bản, dự án này đã hoàn thành. (Basically, this project is finished.)
  • Ý kiến của họ căn bản là giống nhau. (Their opinions are essentially the same.)

Advanced Usage

• Used in formal and academic contexts to describe core principles, theories, or structures.
• Often precedes nouns to emphasize their foundational nature (e.g., - basic knowledge, - fundamental issue).
• As an adverb, it can summarize or generalize a situation.

Variants and Related Words

• Căn bản hóa (v): To fundamentalize; to reduce something to its basic elements.
• Nền tảng (n): Foundation, groundwork (a close synonym when used as a noun).
• Cơ bản (adj, adv): Basic, fundamentally (a very common near-synonym).

Synonyms

• Noun: Foundation, basis, core, essence.
• Adjective: Fundamental, basic, primary, essential, rudimentary.
• Adverb: Essentially, basically, fundamentally, principally.

Related Idioms and Phrases

• Về căn bản: Regarding the fundamentals; fundamentally speaking.
  • Về căn bản, kế hoạch này là khả thi. (Fundamentally speaking, this plan is feasible.)
• Trên căn bản: On the basis of.
  • Chúng tôi hợp tác trên căn bản tin cậy lẫn nhau. (We cooperate on the basis of mutual trust.)

noun

1. Basis

adj

1. Basic, essential

adv

1. Basically, essentially, in the main