Increase rapidly — eg Bruno (anag) (7)
I believe the answer is:
burgeon
(Other definitions for burgeon that I've seen before include "produce sprouts" , "Grow and flourish" , "Grow, rapidly increase" , "sprout" , "swell" .)
I believe the answer is:
burgeon
(Other definitions for burgeon that I've seen before include "produce sprouts" , "Grow and flourish" , "Grow, rapidly increase" , "sprout" , "swell" .)