clouded vs obvious

clouded

adj
  • Variegated with spots. 

  • Made dim or blurry. 

  • Filled with clouds. 

  • Unclear; surrounded in mystery. 

obvious

adj
  • Easily discovered, seen, or understood; self-explanatory. 

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