dusk vs sunlight

dusk

noun
  • A period of time at the end of day when the sun is below the horizon but before the full onset of night, especially the darker part of twilight. 

  • A darkish colour. 

  • The condition of being dusky; duskiness 

verb
  • To begin to lose light or whiteness; to grow dusk. 

  • To make dusk. 

adj
  • Tending to darkness or blackness; moderately dark or black; dusky. 

sunlight

noun
  • Synonym of sunrise. 

  • All the electromagnetic radiation given off by the Sun, especially that in the visible spectrum that bathes the Earth. 

  • Brightness, hope; a positive outlook. 

verb
  • To work on the side (at a secondary job) during the daytime. 

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