退散|たいさんtaisan[0]heiban (flat)

Common
Definitions
  1. noun, suru verb, intransitive verbdispersal; breaking up
  2. noun, suru verb, intransitive verbrunning away; fleeing
    彼女かのじょは大声おおごえで叫さけんで襲おそってきた奴やつを退散たいさんさせた。↗
    She managed to scare off her attacker by screaming loudly.
Conjugation
Dictionary form退散する(たいさんする)
Polite (masu)退散します(たいさんします)
Negative (nai)退散しない(たいさんしない)
polite (masen)退散しません(たいさんしません)
classical zu / nu退散せず・退散せぬ(たいさんせず・たいさんせぬ)
Past (ta)退散した(たいさんした)
polite (mashita)退散しました(たいさんしました)
Past negative (nakatta)退散しなかった(たいさんしなかった)
polite (masen deshita)退散しませんでした(たいさんしませんでした)
Te form退散して(たいさんして)
Potential退散できる(たいさんできる)
Passive退散される(たいさんされる)
Causative退散させる(たいさんさせる)
Causative passive退散させられる(たいさんさせられる)
Conditional (ba)退散すれば(たいさんすれば)
tara退散したら(たいさんしたら)
Volitional退散しよう(たいさんしよう)
polite (mashou)退散しましょう(たいさんしましょう)
Imperative退散しろ(たいさんしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym立ち去るたちさるNeutralNeutral term for simply leaving a place, as in 「会場を立ち去る」; 「退散」 suggests a group scattering or being driven off.
  • Synonym離れるはなれるNeutralThe most general word for leaving or moving away; carries no nuance of a crowd scattering in flight.
  • Synonym退去たいきょWrittenWritten/formal prose for leaving or vacating a place, as in 「国外退去」「退去手続き」; focuses on leaving a home or premises, with no sense of scattering.
  • Synonym去るさるWrittenWritten and rather literary word for departing, as in 「この世を去る」; elegant, with no suggestion of dispersal.
  • Synonym退くしりぞくNeutralFor stepping back or leaving a post, as in 「第一線を退く」; leans toward retiring or withdrawing.
  • Synonym引き下がるひきさがるNeutralFor withdrawing or backing down, as in 「黙って引き下がる」; leans toward giving up.
  • Synonym抜け出すぬけだすNeutralFor slipping out or breaking free, as in 「不況から抜け出す」; getting out of a difficult situation.
  • Synonym離れ去るはなれさるWrittenWritten but rare; leaving after breaking free of a tie or connection.
  • Related引き払うひきはらうNeutralFor moving out of a residence, as in 「アパートを引き払う」; about vacating a home, not scattering.
  • Related逃げ出すにげだすNeutralFor bursting out in flight, as in 「家から逃げ出す」; a sudden escape from a place.
  • Related逃げるにげるNeutralThe most general word for running away or evading, for one person or a group; 「退散」 pictures a crowd scattering or an exorcised spirit vanishing.
  • Related逃走とうそうWrittenWritten/formal prose, common in crime reporting, as in 「犯人が逃走中」.
  • Related逃亡とうぼうWrittenWritten/formal prose for fleeing and going into hiding; tends to suggest staying on the run from pursuit.
  • Related抜け出るぬけでるNeutralFor slipping out unnoticed; also means to stand out; leans toward quietly leaving the scene.
  • Related抜けるぬけるNeutralFor slipping away or breaking free; also for things falling out; the widest range of uses.
  • Related脱出だっしゅつWrittenWritten/formal prose for escaping danger or a predicament, as in 「脱出ゲーム」; getting out of a fix.
  • Related退くひくNeutralFor stepping back or leaving a post, as in 「第一線を退く」; leans toward retiring or withdrawing.
  • Related逃げ失せるにげうせるCasualColloquial for fleeing clean away, stressing vanishing from sight.
  • Related逃げ走るにげはしるNeutralFor running away at speed, stressing the act of running; rare.
  • Related遁走とんそうWrittenWritten/formal prose for fleeing, with a military or old-fashioned air; close to 「逃走」.
  • RelatedずらかるCasualColloquial slang for slipping away, as in 「さっさとずらかる」; sneaking off.
  • Related逃げ去るにげさるWrittenWritten/formal prose for taking flight and vanishing without a trace.
  • Antonym集結しゅうけつWrittenAntonym. Written/formal prose for massing or rallying; the opposite of the scattering of 「退散」.
  • Antonym集合しゅうごうNeutralAntonym: gathering or assembling, the opposite of dispersing.

Use 「退散」 for a crowd scattering and drifting off, or an evil spirit being driven away, as in 「悪霊退散」; colloquially it can mean heading off, as in 「そろそろ退散しよう」. For simply leaving, say 「立ち去る」; for fleeing, 「逃げる」 is the everyday choice. The written nouns 「逃走」「逃亡」「脱出」 and the antonyms 「集合」「集結」 cover their own niches.

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

Japanese definitions
  1. 集団しゅうだんが散り散ちりじりに立ち退たちのくこと。
  2. 逃げ去にげさること。
Kanji in this word
See also

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