mighty

Adjective

• having or showing great strength or force or intensity
  • struck a mighty blow
    
  • the mighty logger Paul Bunyan
    
  • the pen is mightier than the sword- Bulwer-Lytton
    

Adverb

• (Southern regional intensive) very; to a great degree
  • the baby is mighty cute
    
  • he's mighty tired
    
  • it is powerful humid
    
  • that boy is powerful big now
    
  • they have a right nice place
    
  • they rejoiced mightily
    

Related words

• Synonyms: 
  mightily , powerful , right