Definition

1. Adjective:
   • Very fresh, extremely fresh: Used to describe food, especially fish or meat, that is exceptionally fresh, often implying it is newly caught, harvested, or prepared.
   • Bright red, vivid red: Used to describe a color, typically red, that is intense, bright, and vivid.

Usage Examples

• Adjective (Freshness):

  • Cá mới bắt lên còn tươi rói. (The fish just caught is still very fresh.)
  • Rau trong vườn xanh và tươi rói. (The vegetables in the garden are green and extremely fresh.)

• Adjective (Color):

  • Cô ấy mặc chiếc váy đỏ rói. (She is wearing a bright red dress.)
  • Màu sơn đỏ rói rất nổi bật. (The vivid red paint is very striking.)

Advanced Usage

• "tươi rói": An intensified phrase meaning "extremely fresh." It is the most common collocation for the freshness meaning.

  • Thông tin này còn tươi rói, chưa ai biết. (This information is still very fresh; no one knows it yet.) (Figurative use for news)

• "đỏ rói": An intensified phrase meaning "bright/vivid red."

  • Mặt trời lặn để lại bầu trời đỏ rói. (The sunset left a bright red sky.)

Variants and Related Words

• Rối bời (adj): A different word meaning tangled, messy, or complicated (e.g., - a tangled thread). Do not confuse with rói.
• Tươi (adj): Fresh. Rói intensifies this meaning.
• Đỏ (adj): Red. Rói intensifies this meaning.

Synonyms

• Tươi ngon: Fresh and delicious (for food).
• Đỏ thắm / Đỏ chói: Crimson red / Dazzling red (for color).

Notes on Usage

• Rói is almost never used alone in modern Vietnamese. It primarily functions as an intensifier in the fixed phrases tươi rói and đỏ rói.
• It conveys a sense of a high degree, peak state, or newness.
• The reduplicated form roi rói mentioned in historical references is now obsolete. The modern standard form is rói within the phrases above.

1. Bright
   • Màu đỏ rói
     Of a bright red