
Supervene
Unexpected Development
Use 'supervene' to describe a surprising situation that emerges while something else is already happening.
The team had a solid plan, but a power outage supervened.
Following Events
When talking about events that follow in a sequence and are not planned, 'supervene' is appropriate.
He finished his speech, and questions from the audience supervened.
Active Monitoring
Employ 'supervene' when discussing the need to be watchful for new developments in a process or event.
While watching the patient, symptoms might supervene.