gloaming vs sorrow

gloaming

noun
  • Twilight, as at early morning (dawn) or (especially) early evening; dusk. 

sorrow

verb
  • To feel grief over; to mourn, regret. 

  • To feel or express grief. 

noun
  • (usually in plural) An instance or cause of unhappiness. 

  • unhappiness, woe 

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