Shirabe
急変

急変きゅうへん

Common Noun Irregular Intransitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb sudden turn;sudden change
事態は急変した。
There was a sudden change in the situation.
2
noun (common) (futsuumeishi) (suddenly occurring) accident;emergency
サイレンが急変を知らせました。
The siren sounded an emergency.