clouded vs roky

clouded

adj
  • Filled with clouds. 

  • Variegated with spots. 

  • Made dim or blurry. 

  • Unclear; surrounded in mystery. 

roky

adj
  • Misty; foggy; cloudy. 

  • Exhibiting roke (a defect in steel ingots). 

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