How to Write 沸 (seethe, boil, ferment, uproar, breed) — Stroke Order, Readings & Printable Worksheet
Master the 8-stroke writing sequence of the JLPT N2 (Kyōiku Kanji Grade 8 (小学8年生)) character 沸 (“seethe, boil, ferment, uproar, breed”), indexed under the 水 (みず / さんずい (water)) radical. Practice 沸 alongside high-frequency Japanese Jukugo compounds such as 沸く (わく (waku) — seethe), 沸かす (わかす (wakasu) — seethe).
🔍 Radical & Component Breakdown (沸)
Primary Radical (部首): 水 — みず / さんずい (water)
Radical Position: Left (Hen / 偏) (偏 (Hen))
Semantic Theme: Water, rivers, liquids, and cleansing
Curriculum & Reading Usage: Kyōiku Kanji Grade 8 (小学8年生) (JLPT N2). Use the Sino-Japanese Onyomi (フツ) when 沸 combines with other Kanji in multi-character Jukugo compounds, and use the native Japanese Kunyomi (わ.く, わ.かす) when 沸 appears as a standalone noun or with Hiragana okurigana endings.
Genkō Yōshi Proportions (8画): Written with 8 strokes, 沸 is an intermediate multi-component character built around the 水 (みず / さんずい (water)) radical (Left (Hen / 偏) position). Establish the 水 component first in its quadrant so the remaining 6 strokes maintain balanced left-right or top-bottom proportions.
📜 Etymology & Mnemonic Insight (六書 / Rikusho)
Radical: 水 (みず / さんずい (water))
Standard Jouyou kanji written with 8 strokes under radical 水.
Common Japanese Words & Jukugo Using 沸
Frequently Asked Questions About Kanji 沸 (FAQ)
How many strokes are in 沸 and how is it structured?
The Japanese character 沸 ("seethe, boil, ferment, uproar, breed") is written with 8 strokes (8画) as a JLPT N2 (Kyōiku Kanji Grade 8 (小学8年生)) intermediate multi-component Kanji (6–11 strokes) indexed under the 水 (みず / さんずい (water)) radical. Written with 8 strokes, 沸 is an intermediate multi-component character built around the 水 (みず / さんずい (water)) radical (Left (Hen / 偏) position). Establish the 水 component first in its quadrant so the remaining 6 strokes maintain balanced left-right or top-bottom proportions.
What are the Onyomi, Kunyomi, and Jukugo words for 沸?
For 沸 (JLPT N2), the Onyomi is フツ and the Kunyomi is わ.く, わ.かす. Use the Sino-Japanese Onyomi (フツ) when 沸 combines with other Kanji in multi-character Jukugo compounds, and use the native Japanese Kunyomi (わ.く, わ.かす) when 沸 appears as a standalone noun or with Hiragana okurigana endings. High-frequency Japanese vocabulary using 沸 includes 沸く (わく (waku) — seethe), 沸かす (わかす (wakasu) — seethe).
What is the stroke order rule for writing 沸 on Genkō Yōshi paper?
When writing the 8 strokes of 沸 (seethe, boil, ferment, uproar, breed), start with the 水 (みず / さんずい (water)) in the Left (Hen / 偏) (偏 (Hen)) position and follow standard Japanese Hitsujun (筆順) principles: top to bottom (上から下) and left to right (左から右). Practice 沸 interactively on the Kanji Scribe canvas or print a free A4 Genkō Yōshi PDF worksheet.
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