clouded vs illuminated

clouded

adj
  • Made dim or blurry. 

  • Variegated with spots. 

  • Filled with clouds. 

  • Unclear; surrounded in mystery. 

illuminated

adj
  • Irradiated by light, lit. 

  • Decorated and illustrated. 

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