Flow vigorously (4)
I believe the answer is:
gush
(Other definitions for gush that I've seen before include "Spout like oil-well" , "Speak effusively" , "Sudden stream or jet" , "Outburst" , "Spurt" .)
I believe the answer is:
gush
(Other definitions for gush that I've seen before include "Spout like oil-well" , "Speak effusively" , "Sudden stream or jet" , "Outburst" , "Spurt" .)