潜水|せんすいsensui[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. noun, suru verb, intransitive verbdiving; submerging; going underwater
    この潜水せんすい時計とけいは少すこし値段ねだんが高たかすぎます。↗
    This diver's watch is a little too expensive.
Conjugation
Dictionary form潜水する(せんすいする)
Polite (masu)潜水します(せんすいします)
Negative (nai)潜水しない(せんすいしない)
polite (masen)潜水しません(せんすいしません)
classical zu / nu潜水せず・潜水せぬ(せんすいせず・せんすいせぬ)
Past (ta)潜水した(せんすいした)
polite (mashita)潜水しました(せんすいしました)
Past negative (nakatta)潜水しなかった(せんすいしなかった)
polite (masen deshita)潜水しませんでした(せんすいしませんでした)
Te form潜水して(せんすいして)
Potential潜水できる(せんすいできる)
Passive潜水される(せんすいされる)
Causative潜水させる(せんすいさせる)
Causative passive潜水させられる(せんすいさせられる)
Conditional (ba)潜水すれば(せんすいすれば)
tara潜水したら(せんすいしたら)
Volitional潜水しよう(せんすいしよう)
polite (mashou)潜水しましょう(せんすいしましょう)
Imperative潜水しろ(せんすいしろ)

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

Synonyms & antonyms
  • SynonymかずくWrittenA rarer verb for diving under the water, typically to gather shellfish or seaweed; in everyday speech use 「潜る」 or 「潜水」 instead.
  • Related水没すいぼつWrittenWritten word for being submerged by rising water, as in 「車が水没する」; it is passive, whereas 「潜水」 is deliberately diving in.
  • Related冠水かんすいWrittenWritten word for roads or farmland being covered by floodwater, as in 「道路が冠水する」; 「潜水」 is actively going under.
  • Antonym浮上ふじょうNeutralNeutral word for rising to the surface — the opposite of the downward motion of 「潜水」.

Use 「潜水」 for actively diving underwater — it applies to people and submarines, as in 「潜水艦」; in daily speech 「潜る」 is common. For being flooded or submerged use 「水没」 or 「冠水」, and for surfacing use 「浮上」.

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

Japanese definitions
  1. 水中すいちゅうに潜もぐること。
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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