nonsharp vs stubbed

nonsharp

adj
  • dulled or intentionally blunt. 

  • Pertaining to a certain type of distillation. 

stubbed

adj
  • Short and thick, like something truncated; blunt; obtuse. 

  • Not delicate; hardy, rugged. 

  • Abounding in stubs; stubby. 

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