VocabularyJLPT N4 · core

洪水

こうずい

hepburn kouzui

flood

Part of speech · noun

Pattern visualization

水water

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Numbers4 strokes · 2.7s

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Examples

大雨で川があふれ、洪水が起きました。
Heavy rain made the river overflow, and a flood occurred.
洪水で多くの家が水につかりました。
Many houses were submerged by the flood.

Collocations

洪水が起きる洪水になる洪水の被害大洪水洪水を防ぐ

Mnemonic

洪水 kouzui — 洪 (vast, great) + 水 (water). Water that has overflowed greatly — a flood. Both kanji carry the water radical 氵. It joins K-67's 台風 (typhoon) and 地震 (earthquake) as natural-disaster vocabulary.

Quick check

Which K-67 words share the natural-disaster category with 洪水?