| 勤 |
qín kuài | diligent; hardworking |
| 勤 |
qín | diligent; industrious; hardworking / frequent; regular; constant / (bound form) work; duty; attendance |
| 勤 |
qín | (literary) diligent; industrious; hardworking (variant of 勤) / (literary) solicitous; attentive |
| 快 |
kuài | rapid / quick / speed / rate / soon / almost / to make haste / clever / sharp (of knives or wits) / forthright / plainspoken / gratified / pleased / pleasant |