bleak vs ominous

bleak

adj
  • Unhappy; cheerless; miserable; emotionally desolate. 

  • Without color; pale; pallid. 

  • Desolate and exposed; swept by cold winds. 

noun
  • A small European river fish (Alburnus alburnus), of the family Cyprinidae. 

ominous

adj
  • Specifically, giving indication of a coming ill; being an evil omen 

  • Of or pertaining to an omen or to omens; being or exhibiting an omen; significant. 

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