dusky vs illlit

dusky

adj
  • Dimly lit, as at dusk (evening). 

  • Ashen; having a greyish skin coloration. 

  • Having a shade of color that is rather dark. 

noun
  • A dusky dolphin. 

  • A dusky grouse. 

  • A dusky shark. 

illlit

adj
  • ill lit, poorly lit, dim. 

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