Definition

1. Verb phrase:
   • To become permanently disabled or handicapped: Refers to the process of developing a lasting physical or mental impairment, often as a result of an injury or illness.
   • To become a fixed habit or ingrained vice: Describes a behavior or bad habit that becomes deeply established and difficult to change.

Usage Examples

• Verb phrase:
  • Sau tai nạn, chân anh ấy đã thành tật. (After the accident, his leg became permanently disabled.)
  • Thói quen thức khuya của nó đã thành tật, khó bỏ lắm. (His habit of staying up late has become ingrained; it's very hard to quit.)

Advanced Usage

• The phrase often implies a negative, irreversible change from a normal state to a flawed one. It carries a tone of permanence and regret.

Variants and Related Words

• Tật nguyền (n): disability, handicap.
  • Anh ấy sống chung với tật nguyền. (He lives with a disability.)
• Thói tật (n): bad habits, vices.
  • Con người ai cũng có thói tật. (Every person has their vices.)

Synonyms

• To become disabled: to become handicapped.
• To become ingrained: to become a fixed habit.

Related Idioms

• Thành tật thành tật: Emphasizes the completeness and permanence of the condition or habit.
  • Nó nghiện game giờ thành tật thành tật rồi. (His gaming addiction is now completely ingrained.)