| 填 |
tián kòng | to fill a job vacancy / to fill in a blank (e.g. on questionnaire or exam paper) |
| 填 |
tián | to fill or stuff / (of a form etc) to fill in |
| 空 |
kōng | empty / air / sky / in vain |
| 空 |
kòng | to empty / vacant / unoccupied / space / leisure / free time |