flare up
Intermediate (B1)neutral
To suddenly get worse or more intense — said of fires, anger, illness, or conflict.
"The campfire flared up when the wind picked up."
Hear it in context

Why You Can’t Sleep (and How to Fix It) | Dr. Michael Grandner
FoundMyFitness · 44:37
Some flare up just happened somewhere.

5 Bars That Went Up In Flames 🔥 Bar Rescue
Bar Rescue · 19:47
It's going to flare up.

S2 Shady Moments - Jack & Will | Will & Grace
Will & Grace · 0:42
Did the eczema flare up again?

2 Hours of Pure Pain: An Insane Sting Compilation!
Brave Wilderness Top Videos · 81:14
Occasionally, it will flare up with itching.

Can People Change?
The School of Life · 1:10
change easily maybe they flare up every