| 沤 |
òu féi | to make fertilizer by steeping organic materials in water and leaving them to decompose / fertilizer produced by this method |
| 沤 |
ōu | bubble / froth |
| 沤 |
òu | to steep / to macerate |
| 肥 |
féi | fat / fertile / loose-fitting or large / to fertilize / to become rich by illegal means / fertilizer / manure |