store up
Intermediate (B1) neutral
To slowly collect or keep a lot of something, including problems that will happen later.
"Squirrels store up nuts during the autumn to survive the winter."
Hear it in context
Monk Moments That Fans Can’t Forget
Monk · 16:48
There was an auto parts store up the
The Dawn of Immortal Space Telescopes
Cool Worlds · 10:16
More crucially, the telescope can store up to 65GB