効 — kanji meaning “merit”
効
merit, efficacy, efficiency, benefit
- Meanings
- merit, efficacy, efficiency, benefit
- On'yomi
- コウ (kou)
- Kun'yomi
- き.く、ききめ、なら.う
- Strokes
- 8
- School grade
- 5
- JLPT (old scale)
- Level 2
- Newspaper frequency
- #538 of 2,500
- Classical radical
- 19
- Chinese reading
- xiào
Words with 効
| Word | Reading | Meaning |
|---|---|---|
| 効果 | こうか kouka | effect; effectiveness; efficacy |
| 有効 | ゆうこう yuukou | valid; effective |
| 効率 | こうりつ kouritsu | efficiency |
| 無効 | むこう mukou | invalid; void; ineffective |
| 効力 | こうりょく kouryoku | effect; efficacy; validity |
| 時効 | じこう jikou | prescription; statute of limitations; limitation period |
| 効き目 | ききめ kikime | effect; virtue; efficacy |
| 実効 | じっこう jikkou | practical effect; efficacy; efficiency |
| 即効 | そっこう sokkou | immediate effect; instant effect |
| 発効 | はっこう hakkou | coming into effect |
| 効能 | こうのう kounou | effect; effectiveness; efficacy |
| 効用 | こうよう kouyou | use; utility; effect |
Data: KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); JMdict (CC BY-SA 4.0). Retrieved 2026-10-22.
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