lên râu

lên râu

Cậu ấy lên râu khi được thầy giáo khen ngợi.

Definition
  1. Idiom (figurative expression):
    • To become arrogant or conceited: To act in a proud, superior, or self-important manner, often due to a recent success, compliment, or achievement.
    • To put on airs: To behave as if one is more important or superior than others.
Usage Examples
  • Idiom:
    • Mới được thăng chức anh ta đã lên râu với đồng nghiệp . (He just got promoted and is already acting arrogantly towards his old colleagues.)
    • Đừng lên râu chỉ được khen một lần. (Don't get conceited just because you were praised once.)
Advanced Usage
  • The idiom is informal and often used in a critical or disapproving tone to describe someone's changed, haughty behavior.
Variants and Related Words
  • Lên mặt (idiom): A very close synonym meaning "to put on airs" or "to act superior."
    • ấy lên mặt biết tiếng Anh. (She puts on airs because she knows English.)
Synonyms
  • To become cocky: To become overly self-confident in an arrogant way.
  • To get a big head: To become conceited or overly proud of oneself.
Related Idioms
  • Lên cơn: To have a fit or an outburst (of anger, illness). This shares the verb "lên" (to rise/ascend) but has a different meaning.
  • Lên giọng: To raise one's voice or to adopt a condescending tone.