escalate
Definitions
To increase in intensity, magnitude, or extent.
To rise or cause to rise rapidly.
To increase the scope or intensity of a conflict or military action.
Examples
The argument began to escalate quickly when both parties refused to compromise.
If the situation continues to escalate, we will have no choice but to involve the authorities.
Management decided to escalate the issue to the board of directors for a final decision.
Synonyms
intensify increase heighten aggravate expand magnify amplify