Definition

Adjective: - Incoherent, disjointed, rambling: Describes speech, writing, or reasoning that is unclear, illogical, and lacks a smooth, connected flow of ideas. It often implies a confusing or nonsensical quality. - Shaky, wobbly, unstable: Can describe a physical object that is not firm or steady, though this usage is less common.

Usage Examples

• Adjective:
  • Bài trình bày của anh ấy thật lủng cà lủng củng, chẳng ai hiểu anh ta muốn nói gì. (His presentation was so incoherent; no one understood what he wanted to say.)
  • Lập luận lủng cà lủng củng đó sẽ không thuyết phục được ai. (That rambling argument won't convince anyone.)
  • Cái bàn này lủng cà lủng củng quá, cần phải siết chặt các ốc vít lại. (This table is too wobbly; we need to tighten the screws.)

Advanced Usage Notes

• "Lủng cà lủng củng" is a reduplicative form (từ láy) derived from the base word "lủng củng". The added "cà" intensifies the meaning, emphasizing a higher degree of disorder, confusion, or instability.
• It is primarily used in informal, spoken Vietnamese to criticize the logic or structure of communication (speech, writing, plans) or, less frequently, the physical state of an object.
• The word carries a negative connotation, implying fault, poor quality, or ineffectiveness.

Variants and Related Words

• Lủng củng (adj): Incoherent, disjointed, unstable. This is the base form with a slightly less emphatic tone than "lủng cà lủng củng".
  • Kế hoạch còn lủng củng, cần chỉnh sửa thêm. (The plan is still disjointed and needs more revision.)

Synonyms

• Lộn xộn: Messy, disorderly (often for physical things or situations, but can apply to ideas).
• Rời rạc: Fragmented, disjointed.
• Không mạch lạc: Incoherent, not lucid (more formal).
• Lúng túng: Flustered, confused (describes a state of being rather than the quality of speech itself).

Common Collocations and Phrases

• Nói lủng cà lủng củng: To speak incoherently.
  • Có vẻ anh ta rất căng thẳng nên nói lủng cà lủng củng. (He seemed very stressed, so he spoke incoherently.)
• Lập luận lủng cà lủng củng: A rambling/illogical argument.
• Bài viết lủng cà lủng củng: A disjointed piece of writing.

1. xem lủng củng (láy)