high-energy vs powerful

high-energy

adj
  • Vigorous, energetic, or dynamic. 

  • Producing a large amount of energy when reacting. 

  • Having an energy greater than 100,000 electron volts. 

powerful

adj
  • Having, or capable of exerting power, potency or influence. 

  • Leading to many or important deductions. 

  • Large; capacious; said of veins of ore. 

adv
  • Synonym of very 

How often have the words high-energy and powerful occurred in a corpus of books? (source: Google Ngram Viewer )