hard-driving vs sturdy

hard-driving

adj
  • Extremely hardworking or demanding 

  • Having a strong, fast-paced beat. 

sturdy

adj
  • Of firm build; stiff; stout; strong. 

  • Resolute, in a good sense; or firm, unyielding quality. 

  • Solid in structure or person. 

noun
  • A disease caused by a coenurus infestation in the brain of an animal, especially a sheep or canid; coenurosis. 

How often have the words hard-driving and sturdy occurred in a corpus of books? (source: Google Ngram Viewer )