adusk vs swarthy

adusk

adj
  • Resembling conditions at dusk or twilight, low-lit, dark; in darkness, gloomy. 

adv
  • At dusk; in the dusk or twilight. 

swarthy

adj
  • Tawny, dusky, dark. 

  • Dark-skinned; Black. 

  • Weathered, rough. 

  • A dark grey color. 

  • Evil, malicious. 

  • Darker-skinned than white, but lighter-skinned than tawny; tan. 

noun
  • A swarthy person. 

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