Gush up (7)
I believe the answer is:
upsurge
(Other definitions for upsurge that I've seen before include "Effect of groundswell" , "Sudden forceful flow from below" , "A sudden rise, as in business" , "Hike" , "A sudden rise as in fortunes" .)
I believe the answer is:
upsurge
(Other definitions for upsurge that I've seen before include "Effect of groundswell" , "Sudden forceful flow from below" , "A sudden rise, as in business" , "Hike" , "A sudden rise as in fortunes" .)