변경change; alteration 변화change 가변variability 가변성variability; changeability 가변적being variable 가변적changeable; changing; variable 개변change; reformation; renovation 격변sudden change; rapid change; violent upheaval; cataclysm 격변기period of upheaval 고정불변being set in stone

자동차automobile 자동문automatic door 자동automatic 동력motive power 행동action; movement behavior; deed 동물animal 동물원zoo 운동exercise 운동복sportswear; sweat suit 운동장playground; sports field