ebony vs gloomy

ebony

adj
  • A deep, dark black colour. 

  • Made of ebony wood. 

  • Dark-skinned; black; especially in reference to African-Americans. 

noun
  • A black key on a piano or other keyboard instrument. 

  • A tree that yields such wood. 

  • A deep, dark black colour. 

  • A hard, dense, deep black wood from various subtropical and tropical trees, especially of the genus Diospyros. 

gloomy

adj
  • Not very illuminated; dim because of darkness, especially when appearing depressing or frightening. 

  • Suffering from gloom; melancholy; dejected. 

noun
  • Someone or something that is gloomy or pessimistic. 

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