
| shàn | without authority/to usurp/to arrogate to oneself/to monopolize/expert in/to be good at |
| 擅 | without authority to usurp to arrogate to oneself |
| 擅作主张 | to make a decision without authorization |
| 擅入 | enter arbitrarily |
| 擅场 | to excel in some field expert at sth |
| 擅断 | arbitrary |
| 擅权 | to arrogate power |
| 擅离职守 | AWOL (Absent Without Leave, military term) |
| 擅美 | to enjoy fame without sharing it to take the credit |
| 擅自 | without permission of one's own initiative |
| 擅自进入 | gate-crash |
| 擅长 | to be good at to be expert in |
| 擅闯 | to enter without permission to trespass |