Grew rapidly
Else clues• Did well, as the economy
• Didn't merely grow
• Exploded, in a sense
• Flourished vigorously
• Grew rapidly, as a population
• Increased significantly
• Increased significantly, as the economy
• Made a loud sound
• Prospered quickly
• Resounded
• Sounded like an explosion
• Spoke loudly
• Spoke stentoriously
• Thundered