affliction vs wormwood

affliction

noun
  • Something which causes pain, suffering, distress or agony. 

  • A state of pain, suffering, distress or agony. 

wormwood

noun
  • Something that causes bitterness or affliction; a cause of mortification or vexation. 

  • An intensely bitter herb (Artemisia absinthium and similar plants in genus Artemisia) used in medicine, in the production of absinthe and vermouth, and as a tonic. 

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