체조gymnastics; physical exercise 정조chastity 조신practicing caution; demureness 조심성carefulness; cautiousness 조심조심very carefully; very cautiously 조심조심very carefully; very cautiously 조업work; operation 조작operation 조종operation; driving; flying 조종사pilot

중심center 인심human nature; heart 민심public sentiment 결심decision; resolution; determination 관심interest; attention 점심lunch 점심시간lunchtime 중심center 핵심key; core; center 호기심curiosity; inquisitiveness