grubby vs hebetate

grubby

adj
  • Disreputable, sordid. 

  • Dirty, unwashed, unclean. 

  • Having grubs in it. 

noun
  • Any species of Cottus; a sculpin. 

hebetate

adj
  • obtuse; dull 

  • Having a dull or blunt and soft point 

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

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