incident; disturbance; emergency
Refers to a serious event that disrupts public order, often with political or military implications. Can range from a major accident to an uprising. More formal and weighty than 事件.
A major incident broke out in that border region.
The Manchurian Incident occurred in 1931.
政府は事変に備えて対策を練っている。
The government is preparing measures in case of an emergency.
The government sent troops to suppress the uprising.
An incident occurred in Manchuria, shocking the whole world.
事故 is an unintentional accident causing harm or damage, whereas 事変 suggests a large-scale, often deliberate or politically charged disturbance.
動乱 emphasizes social or political turmoil and unrest, while 事変 focuses on a specific triggering incident that causes such disruption.
紛争 refers to an ongoing dispute or conflict between parties, while 事変 denotes a discrete event or outbreak that may spark such conflict.
Compound of 事 (thing, matter) and 変 (change, unusual event). The combination conveys a significant, abnormal occurrence.