depravation vs poisoning

depravation

noun
  • The act of depraving, or making anything bad; the act of corrupting. 

  • Detraction; depreciation. 

  • The state of being depraved or degenerated; degeneracy; depravity. 

  • Change for the worse; deterioration; morbid perversion. 

poisoning

noun
  • The state of being poisoned. 

  • The administration of a poison. 

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