buoyant vs hopeless

buoyant

adj
  • Having buoyancy; able to float. 

  • Lighthearted and lively. 

  • Involving or engaged in much successful trade or activity. 

hopeless

adj
  • Giving no ground of hope; promising nothing desirable; desperate. 

  • Without talent, not skilled. 

  • Incurable. 

  • Without hope; despairing; not expecting anything positive. 

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