hard-hitting vs powerful

hard-hitting

adj
  • Aggressively vigorous or forceful 

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 hard-hitting and powerful occurred in a corpus of books? (source: Google Ngram Viewer )