Possible Clues:

• Plentiful ill-gotten gain both sides of border
• A kind of running flush
• Plentiful
• A university is into creating team spirit in profusion
• A matter of spring, perhaps, and any amount of it
• The sort of spring that is all over the place
• Teeming
• Rich area making dynamic progress
• Seems that spring is all round you
• A thing for a kangaroo to do all over the place