落下|らっかrakka[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. noun, suru verb, intransitive verbfall; drop; descent; coming down
    アダムは岩登いわのぼりをしている時ときに、落下らっかしてあしを折おりました。↗
    While Adam was rock-climbing, he fell and broke his leg.
Conjugation
Dictionary form落下する(らっかする)
Polite (masu)落下します(らっかします)
Negative (nai)落下しない(らっかしない)
polite (masen)落下しません(らっかしません)
classical zu / nu落下せず・落下せぬ(らっかせず・らっかせぬ)
Past (ta)落下した(らっかした)
polite (mashita)落下しました(らっかしました)
Past negative (nakatta)落下しなかった(らっかしなかった)
polite (masen deshita)落下しませんでした(らっかしませんでした)
Te form落下して(らっかして)
Potential落下できる(らっかできる)
Passive落下される(らっかされる)
Causative落下させる(らっかさせる)
Causative passive落下させられる(らっかさせられる)
Conditional (ba)落下すれば(らっかすれば)
tara落下したら(らっかしたら)
Volitional落下しよう(らっかしよう)
polite (mashou)落下しましょう(らっかしましょう)
Imperative落下しろ(らっかしろ)

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

Synonyms & antonyms
  • Synonym墜落ついらくNeutralFor aircraft and the like crashing down from the air; 「落下」 is for ordinary objects falling from a height, an objective physical description.
  • Synonym転落てんらくNeutralFor a person tumbling or rolling down from a height, or falling in social standing; 「落下」 focuses on objects falling.
  • Synonym落ちるおちるNeutralThe everyday verb for falling, by far the most common in speech; 「落下」 is a noun with a formal, physical flavor.
  • Related下るくだるNeutralMeans going down, descending, or an order or judgment being handed down; 「落下」 is specifically about dropping from a height.
  • Related落っこちるおっこちるCasualColloquial for something dropping off, or failing an exam; casual in tone, where 「落下」 is more formal and bookish.
  • Related落つおつWrittenAn archaic verb for falling; in modern Japanese it survives mainly in set phrases — say 「落ちる」 instead.
  • Antonym上昇じょうしょうNeutralRising or climbing — the direct opposite of 「落下」.
  • Antonym浮上ふじょうNeutralSurfacing or floating up from underwater — the opposite of 「落下」.

For an object falling from a height, use 「落下」 — somewhat formal, as in 「落下物注意」 or 「自由落下」. In everyday speech say 「落ちる」; a plane crash is 「墜落」; a person tumbling down is 「転落」; casually, 「落っこちる」. For rising, use 「上昇」.

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

Japanese definitions
  1. 低ひくい所ところへ落おちること。
Kanji in this word
English equivalents

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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