V-ERG
（使）擴大;（使）惡化;（使）升級
If a bad situation escalates or if someone or something escalates it, it becomes greater in size, seriousness, or intensity.
例句
Both unions and management fear the dispute could escalate...
工會和管理層都擔心爭端會惡化。
The protests escalated into five days of rioting...
抗議升級為為期5天的騷亂。