乱入・濫入|らんにゅうrannyuu[0]heiban (flat)

Common
Which spelling to use
乱入乱入 is the most common form, written entirely in kanji; learners should use it when writing this word.
濫入濫入 is a rarely used form written entirely in kanji; learners will seldom see it and should choose 乱入 instead.
Definitions
  1. noun, suru verb, intransitive verbintrusion; bursting into; barging into; breaking into; forcing one's way into
    強盗ごうとうが彼かれの家いえに乱入らんにゅうした。↗
    The burglar burst into his house.
Conjugation
Dictionary form乱入する(らんにゅうする)
Polite (masu)乱入します(らんにゅうします)
Negative (nai)乱入しない(らんにゅうしない)
polite (masen)乱入しません(らんにゅうしません)
classical zu / nu乱入せず・乱入せぬ(らんにゅうせず・らんにゅうせぬ)
Past (ta)乱入した(らんにゅうした)
polite (mashita)乱入しました(らんにゅうしました)
Past negative (nakatta)乱入しなかった(らんにゅうしなかった)
polite (masen deshita)乱入しませんでした(らんにゅうしませんでした)
Te form乱入して(らんにゅうして)
Potential乱入できる(らんにゅうできる)
Passive乱入される(らんにゅうされる)
Causative乱入させる(らんにゅうさせる)
Causative passive乱入させられる(らんにゅうさせられる)
Conditional (ba)乱入すれば(らんにゅうすれば)
tara乱入したら(らんにゅうしたら)
Volitional乱入しよう(らんにゅうしよう)
polite (mashou)乱入しましょう(らんにゅうしましょう)
Imperative乱入しろ(らんにゅうしろ)

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

Synonyms & antonyms
  • Synonym闖入ちんにゅうWrittenWritten/formal word for entering uninvited; stresses the rudeness of the intrusion, while 「乱入」 stresses bursting in violently and chaotically.
  • Related侵入しんにゅうNeutralEntering illegally without permission, as in 「不法侵入」; the emphasis is on crossing a boundary, and it need not be violent.
  • Related来襲らいしゅうNeutralUsed for enemies or typhoons coming to attack, as in 「台風来襲」; the emphasis is on the incoming attack itself.
  • Antonym退出たいしゅつNeutralThe antonym: taking one's leave from a formal occasion; the opposite of 「乱入」 barging in.

Use 「乱入」 for barging violently into a venue or field, as in 「観客がグラウンドに乱入」. For entering uninvited, use 「闖入」; for illegal entry, 「侵入」; for an enemy or typhoon coming to attack, 「来襲」; the antonym is 「退出」.

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

Japanese definitions
  1. 乱暴らんぼう、無法むほうに押し入おしいること。濫みだり入いり。
Kanji in this word
English equivalents
See also

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