| 察 | 살필 찰, examine, investigate; notice (14) |
| 監察 | 감찰 | inspection |
| 警察 | 경찰 | police |
| 警察官 | 경찰관 | a policeman |
| 警察署 | 경찰서 | police station |
| 考察 | 고찰 | consideration |
| 觀察 | 관찰 | observation, survey |
| 觀察者 | 관찰자 | observer |
| 觀察- | 관찰하다 | observe, view, watch (conjugate verb) |
| 視察 | 시찰하다 | review (conjugate verb) |
| 偵察 | 정찰 | reconnaissance |
| 診察 | 진찰 | checkup, physical examination, investigation |