bruising vs vigorous

bruising

adj
  • Wearisome, arduous. 

  • That bruises. 

noun
  • Bruises on a person's skin. 

  • A violent physical attack on a person. 

vigorous

adj
  • Physically strong and active. 

  • Rapid of growth. 

  • Mentally strong and active. 

How often have the words bruising and vigorous occurred in a corpus of books? (source: Google Ngram Viewer )