bleak vs hibernal

bleak

adj
  • Desolate and exposed; swept by cold winds. 

  • Without color; pale; pallid. 

  • Unhappy; cheerless; miserable; emotionally desolate. 

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

hibernal

adj
  • Of or pertaining to winter; brumal or hiemal 

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