Definition

1. Noun:

   • Plank bed / Camp bed: A simple, hard bed traditionally made of wooden planks, often used in rural or military settings.

2. Verb:

   • To betray / To be disloyal: To turn against or act treacherously towards someone to whom one owes loyalty, such as a friend, master, or cause.
   • To give away / To expose (oneself): For an inherent characteristic or detail to unintentionally reveal the truth about someone or something.

3. Prefix:

   • Counter- / Anti- / Re-: A bound morpheme placed before other words to form compounds meaning "opposite," "against," or "in reverse."

Usage Examples

• Noun:
  • Ông nội tôi vẫn quen ngủ trên một cái phản gỗ. (My grandfather is still used to sleeping on a wooden plank bed.)
• Verb (to betray):
  • Kẻ phản bội đã bị trừng phạt. (The traitor was punished.)
  • Lừa thầy phản bạn là hành vi đáng khinh. (To deceive one's teacher and betray one's friend is a despicable act.)
• Verb (to give away):
  • Giọng nói lạ của hắn đã phản hắn. (His strange accent gave him away.)
• Prefix:
  • Hành động đó là phản khoa học. (That action is anti-scientific.)

Advanced Usage

• "phản chủ": to betray one's master or benefactor.
  • Con ngựa phản chủ. (The horse betrayed its master.)
• "phản dân hại nước": to betray the people and harm the country (a grave accusation of treason).
  • Bị kết tội phản dân hại nước. (Was convicted of betraying the people and harming the nation.)

Variants and Related Words

• Phản bội (v): to betray, to commit treason. This is the most common verb form for "to betray."
  • Hắn phản bội đồng đội của mình. (He betrayed his comrades.)
• Phản ứng (v/n): to react; a reaction.
  • Cô ấy phản ứng rất nhanh. (She reacted very quickly.)
• Phản đối (v): to oppose, to object.
  • Họ phản đối quyết định đó. (They opposed that decision.)
• Phản ánh (v): to reflect, to report (information).
  • Bài báo phản ánh đúng sự thật. (The article accurately reflects the truth.)

Synonyms

• Betray: to be disloyal (verb).
• Treachery: betrayal of trust (noun concept).
• Plank: a long, flat piece of timber (related to the noun "bed").
• Counter-: opposing (as a prefix).

Related Idioms

• Làm phản: to commit an act of betrayal, to rebel.
  • Tên tướng đã làm phản, mở cổng thành cho giặc. (The general rebelled, opening the city gate for the enemy.)
• Ngựa phản chủ: Literally "a horse that betrays its master"; used to describe a deeply disloyal subordinate.

noun

1. plank bed, camp-bed

verb

1. to betray, to be disloyal tọ
   • lừa thầy phản bạn
     to deceive one's teacher and betray one's friend