crusty vs nonsharp

crusty

adj
  • Short-tempered and gruff but, sometimes, with a harmless or benign inner nature. 

  • Having a crust, especially a thick one. 

  • Of very low quality. 

noun
  • A member of an urban subculture with roots in punk and grebo, characterized by antiestablishment attitudes and an unkempt appearance. 

  • A tramp or homeless young person with poor cleanliness. 

  • Dried eye mucus. 

nonsharp

adj
  • dulled or intentionally blunt. 

  • Pertaining to a certain type of distillation. 

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