Definition

1. Noun:

   • Head louse: A small, wingless insect that lives as a parasite in human hair, feeding on blood from the scalp.
   • Spoiled, damp grain (archaic/regional): Rice or paddy that has become damp and spoiled due to lack of proper drying in the sun.

2. Verb:

   • To grill/parch and then pound/grind: A cooking method where an ingredient (like shrimp or sesame) is first dry-roasted or grilled until dry and fragrant, then pounded or ground into a fine powder or paste.

Usage Examples

• Noun (Head louse):

  • Đầu đứa trẻ đầy chấy. (The child's head is full of head lice.)
  • Bà mẹ đang bắt chấy cho con. (The mother is picking lice off her child.)

• Verb (To grill and grind):

  • Mẹ tôi thường chấy tôm để làm mắm. (My mother often grills and grinds shrimp to make seasoning paste.)
  • Muốn món ăn thơm, phải chấy vừng trước khi trộn. (To make the dish fragrant, you must dry-roast and grind the sesame before mixing.)

Advanced Usage

• "Chấy như rận": An idiom meaning "to be as numerous as lice and fleas," used to describe an overwhelming number of people or things, often in a crowded or unpleasant situation.

  • Phòng trọ sinh viên chật cứng người, chấy như rận. (The student dorm room is packed with people, as numerous as lice.)

• "Thóc chấy": Refers to damp, spoiled paddy rice. This usage is more common in agricultural contexts or older sayings.

  • Mùa mưa năm nay nhiều thóc chấy. (This rainy season produced a lot of damp, spoiled paddy.)

Variants and Related Words

• Chấy rận (n): A compound noun meaning "lice and fleas," often used to refer to parasitic insects in general or metaphorically for petty, annoying troubles.

  • Cuộc sống đầy những lo toan chấy rận. (Life is full of petty, nitpicking worries.)

• Bắt chấy (v): The action of removing lice by hand; to delouse.

  • Công việc bắt chấy đòi hỏi sự kiên nhẫn. (Delousing requires patience.)

Synonyms

• Noun (Louse):
  • Rận: Flea (specifically body louse/flea). Note: "Chấy" is for head lice, "rận" is typically for body lice/fleas.
• Verb (To process food):
  • Rang, sao khô: To dry-roast (the first step).
  • Giã, xay: To pound or grind (the second step).

Related Phrases (Phrasal Verbs)

• Chấy lên: Can colloquially mean to become infested with lice or, metaphorically, for a problem to multiply or become intense.
  • Vấn đề nhỏ ấy giờ đã chấy lên, khó giải quyết. (That small problem has now multiplied like lice, making it hard to solve.)

Related Idioms

• "Nuôi chấy trên đầu": Literally "to raise lice on one's head," meaning to create or tolerate a problem for oneself, often through negligence.

  • Không dọn dẹp nhà cửa chẳng khác nào nuôi chấy trên đầu. (Not cleaning the house is like raising lice on your own head.)

• "Chấy cắn đôi": Literally "a louse bites a pair," an old saying implying that misfortune or trouble often affects close relationships or pairs of people.

  • Hai anh em cùng gặp nạn, đúng là chấy cắn đôi. (Both brothers met with disaster, truly a case of misfortune striking a pair.)

noun

1. Head louse

verb

1. To grill and ground
   • tôm chấy
     grilled and grounded shrimp