From Longman Dictionary of Contemporary Englisha surge of somethinga surge of somethingINCREASE IN ACTIVITY, FEELINGS ETCa sudden large increase in a feeling a surge of excitement → surge
Examples from the Corpus
a surge of something• I felt a surge of delight mingled with a bit of fear.• I felt a surge of electrical power.• As her fury drained, she felt a surge of uplift.• She felt a surge of solidarity and loyalty towards him.• The lower mortgage rates have sparked a surge of refinancing and purchase activity.• That's why when schools are suffering a shortage of teachers, there is a surge of early retirements among staff.• Of course he's absolutely wrong, she decided with a surge of irritation. 