Definition

1. Adjective:
   • Slow-witted, sluggish, mentally dull: Describes a person who is slow in thinking, reacting, or understanding; not sharp or alert.
   • Dazed, muddled, in a fog: Refers to a state of being confused, not fully aware, or having unclear thoughts, often upon waking or due to fatigue.

Usage Examples

• Adjective:
  • Sáng nay ngủ dậy, anh ấy cảm thấy người còn lù khù. (This morning when he woke up, he still felt dazed and sluggish.)
  • Đừng hỏi nó bây giờ, nó đang lù khù lắm, chẳng tiếp thu được gì đâu. (Don't ask him now, he's very slow-witted at the moment and won't grasp anything.)
  • Cô ấy làm việc kiểu lù khù, chậm hơn mọi người một bước. (She works in a sluggish way, always a step behind everyone else.)

Advanced Usage

• "đầu óc lù khù": having a foggy/muddled mind.
  • Cả ngày hôm qua tôi đau đầu, đầu óc cứ lù khù không suy nghĩ được. (I had a headache all day yesterday, my mind was just foggy and I couldn't think.)
• Used to intensify the state of dullness or confusion, often through reduplication like "lủ khủ lù khù".
  • Nghe tin đó xong, ông ấy ngồi lủ khủ lù khù cả buổi. (After hearing that news, he sat there completely dazed and sluggish for hours.)

Variants and Related Words

• Lơ mơ (adj): Vague, half-asleep, not fully conscious. (Often used similarly but can imply more carelessness.)
• Chậm chạp (adj): Slow (in movement or action). (More general term for slowness, not specifically mental.)
• Đần độn (adj): Stupid, foolish. (Stronger, more offensive, and implies a lack of intelligence rather than a temporary state.)

Synonyms

• Mụ mị: Befuddled, stupefied.
• U mê: Obtuse, ignorant.
• Ngơ ngác: Dumbfounded, bewildered (often by a surprising situation).

Related Idioms/Phrases

• (Người) lù khù như gà mắc tóc: (Someone) as confused as a chicken with tangled hair. (Idiom describing a state of extreme confusion and sluggishness.)
  • Bị hỏi dồn dập, nó đứng lù khù như gà mắc tóc. (Being bombarded with questions, he stood there utterly confused and sluggish.)