hebetate vs unkempt

hebetate

adj
  • obtuse; dull 

  • Having a dull or blunt and soft point 

verb
  • To render obtuse; to dull; to blunt. 

unkempt

adj
  • Uncombed; dishevelled. 

  • Rough; unpolished 

  • Disorderly; untidy; messy; not kept up. 

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