absinthe vs mugwort

absinthe

noun
  • A distilled, highly alcoholic, anise-flavored liquor originally made from grande wormwood, anise, and other herbs. 

  • Bitterness; sorrow. 

  • A moderate yellow green. 

  • absinthe green 

  • Sagebrush. 

  • The herb absinthium Artemisia absinthium (grande wormwood); essence of wormwood. 

mugwort

noun
  • Artemisia vulgaris, traditionally used medicinally. 

  • Any of several aromatic plants of the genus Artemisia native to Europe and Asia. 

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