厚顔無恥(こうがんむち)

こうがんむち
noun, na-adjective
shameless, brazen
1. shameless, brazen, impudent
A four-character idiom describing someone who has no sense of shame, who acts boldly despite doing things that should cause embarrassment.
厚顔無恥(こうがんむち)な態度(たいど)に呆(あき)れた。
I was amazed by such shameless behavior.
厚顔無恥(こうがんむち)にも平気(へいき)で嘘(うそ)をつく。
He shamelessly tells lies without a care.
あの政治家(せいじか)は厚顔無恥(こうがんむち)だ。
That politician is utterly shameless.

FOUR-CHARACTER IDIOM (四字熟語(よじじゅくご))

LITERAL MEANING: 厚顔(こうがん) (thick face/skin) + 無恥(むち) (no shame) = Having a thick skin and no shame.

USAGE PATTERNS:

  • 厚顔無恥(こうがんむち)な＋noun (shameless ~)
  • 厚顔無恥(こうがんむち)にも (shamelessly)
  • 厚顔無恥(こうがんむち)な人(ひと) (a shameless person)

COMMON COLLOCATIONS:

  • 厚顔無恥(こうがんむち)な態度(たいど) (shameless attitude)
  • 厚顔無恥(こうがんむち)な行為(こうい) (brazen act)
  • 厚顔無恥(こうがんむち)にも平気(へいき)で (shamelessly and without hesitation)

NUANCE: Strongly negative, used to criticize someone who should feel ashamed but doesn't.

ENGLISH EQUIVALENTS:

  • Shameless
  • Brazen
  • Thick-skinned
  • Having no shame

RELATED TERMS:

  • 図々(ずうずう)しい - shameless, brazen (colloquial)
  • 恥知(はじし)らず - shameless person
  • 厚(あつ)かましい - impudent, shameless
  • 傍若無人(ぼうじゃくぶじん) - arrogant, acting as if no one exists

Related Words

Related: 傍若無人(ぼうじゃくぶじん)
general
Added 2026.1.17 21:07 · Revised 2026.1.19 21:17
06000/06393_kouganmuchi