| HSK | Not in HSK |
|---|---|
| FREQUENCY | Unknown |
| 眼 yǎn | eye; eyelet, hole, opening |
| 色 sè | color, tint, hue, shade; form, body; beauty, desire for beauty |
| 素 sù | white (silk); plain; vegetarian; formerly; normally |
| 层 céng | story, layer, floor, stratum |
| 黑 hēi | black; dark; evil, sinister |
| 色 sè | color, tint, hue, shade; form, body; beauty, desire for beauty |
| 素 sù | white (silk); plain; vegetarian; formerly; normally |
| 瘤 liú | tumor, lump, goiter |