Definition

1. Adjective:

   • Intimate / Close: Describes a relationship or connection that is very strong, deep, and characterized by a high degree of emotional closeness, trust, and mutual understanding.
   • Inseparable / Tight-knit: Indicates a bond or association that is very firm, difficult to break, and involves frequent interaction or shared interests.

2. Adjective (formal/abstract usage):

   • Integral / Inextricable: Describes a conceptual link where two or more elements are fundamentally and necessarily connected, so that one cannot be easily separated from the other.

Usage Examples

• Adjective:
  • Họ có một tình bạn mật thiết từ thời thơ ấu. (They have had an intimate friendship since childhood.)
  • Mối quan hệ mật thiết giữa hai nước đã được củng cố. (The close relationship between the two countries has been strengthened.)
  • Có sự liên hệ mật thiết giữa sức khỏe và chế độ dinh dưỡng. (There is an integral connection between health and diet.)

Advanced Usage

• Used in formal, academic, or diplomatic contexts to describe profound connections.
  • Sự phụ thuộc mật thiết của nền kinh tế vào xuất khẩu. (The economy's inextricable dependence on exports.)

Variants and Related Words

• Thân mật (adj): friendly, cordial; often used for personal, warm relationships but may imply slightly less depth than "mật thiết".
• Khăng khít (adj): tightly bonded, inseparable; very similar in meaning to "mật thiết", often used interchangeably.
• Gắn bó (adj/verb): attached, bonded; emphasizes emotional attachment and loyalty.

Synonyms

• Close: near in relationship or connection.
• Intimate: characterized by a very close personal association.
• Inextricable: impossible to disentangle or separate.

Related Idioms and Phrases

• Quan hệ mật thiết: a set phrase meaning "close/intimate relations".
  • Hai gia đình luôn giữ quan hệ mật thiết. (The two families have always maintained close relations.)