洪 JLPT N1 Kanji · Practice Flashcards 洪 — deluge, flood, vast JLPT N1 9 strokes Secondary (Jōyō) Radical 水 #1778 most frequent Nature · Weather Learning Done Flashcards Sign in to track progress Recall mode Readings On'yomi 音読みコウ 1 2 3 4 5 6 7 8 9 Example words & Vocabulary 洪水こうずいflood Example sentences 3 洪水こうずいで 橋はしが 壊こわれた。 The bridge gave way because of the flood. 堤防ていぼうが 洪水こうずいを 防ふせいだ。 The levee kept the floodwater back. 洪水こうずいがおさまり 始はじめた。 The flood began to subside. ← Previous炊 All N1 Kanji Next →摂