deathly vs vital

deathly

adj
  • Appearing as though dead, or on the verge of death. 

  • Deadly, fatal, causing death. 

  • Extreme. 

adv
  • In a way that resembles death. 

  • Extremely, dreadfully. 

vital

adj
  • Containing life; living. 

  • Invigorating or life-giving. 

  • Very important. 

  • Necessary to continued existence. 

  • Necessary to the continuation of life; being the seat of life; being that on which life depends. 

  • Capable of living; in a state to live; viable. 

  • Relating to the recording of life events. 

  • Relating to, or characteristic of life. 

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