How to say "repression" in Japanese

• 鎮圧ちんあつCommon
  noun, suru verb, transitive verbCovers 'repression' in its concrete, forceful sense: putting down a riot, revolt, or similar outbreak of unrest by force. This is the common word for authorities quelling violent disorder.
  軍隊ぐんたいは暴動ぼうどうを簡単かんたんに鎮圧ちんあつした。↗

  The troops easily put down the rebellion.
• リプレッション
  nounThe English word borrowed as-is in katakana. Less common than 鎮圧, it is seldom the word you want for putting down unrest; you meet it mainly where a text keeps the English term.

For 'repression' in the sense of forcefully putting down riots, revolts, or similar unrest, use 鎮圧; 「リプレッション」 is simply the English word in katakana — less common, and mainly for texts that keep the English term.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 鎮圧ちんあつsuppression (of a riot, revolt, etc.)
• リプレッションrepression