How to say "expulsion" in Japanese

• 駆逐くちくCommon
  noun, suru verb, transitive verbCovers expulsion as forceful driving out or driving away, close to extermination; used of enemies, invaders or pests being driven from a place, rather than formal dismissal from a school or organization.
  悪貨あっかは良貨りょうかを駆逐くちくする。↗

  Bad money drives out good.
• 破門はもんCommon
  noun, suru verb, transitive verbExpulsion of a pupil or disciple by a master, school or sect, cutting them off from their teacher; think of a dojo or religious group, not an ordinary school.
• 放逐ほうちくCommon
  noun, suru verb, transitive verbExpulsion as ousting or ejection, often banishing someone from a position, group or land; a forceful casting-out of a person, as when a leader is ousted or dismissed.
• 除名じょめいCommon
  noun, suru verb, transitive verbExpulsion in the formal, administrative sense: a person's name is struck off a membership list, so they are removed from a party, association or similar body; also used for excommunication.
  彼かれはその会かいから除名じょめいされた。↗

  He was excluded from the society.
• 排斥はいせきCommon
  noun, suru verb, transitive verbReally rejection, ostracism or boycott: pushing a person or group out and shunning them. Its 'expulsion' sense is marginal; for actual expulsion from an organization another word is usually the right choice.
  その国くにでは日本製品にほんせいひんを排斥はいせきする運動うんどうが起おこっている。↗

  There is a movement against Japanese goods in that country.

Choose by how the expelling happens: 駆逐 for forceful driving out, 破門 for casting out a pupil, 放逐 for ousting or dismissing someone, 除名 for formal removal from membership, and 排斥 for social rejection rather than expulsion.

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

• 駆逐くちくexpulsion
• 破門はもんexpulsion (of a pupil)
• 放逐ほうちくexpulsion
• 除名じょめいstriking off a name
• 排斥はいせきrejection
• 追放ついほうexile
• 追い出しおいだしexpulsion
• 退学処分たいがくしょぶんexpulsion (from school)
• 娩出べんしゅつexpulsion (of a baby)
• 退校処分たいこうしょぶんexpulsion (from school)
• 排気はいきexpulsion (of air)
• 強制移送きょうせいいそうforced population transfer