cur vs dastard

cur

noun
  • A detestable person. 

  • A contemptible or inferior dog. 

dastard

noun
  • A malicious coward; a dishonorable sneak. 

verb
  • To dastardize. 

adj
  • Meanly shrinking from danger, cowardly, dastardly. 

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