absinthe vs lad's love

absinthe

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

  • Bitterness; sorrow. 

  • A moderate yellow green. 

  • A distilled, highly alcoholic, anise-flavored liquor originally made from grande wormwood, anise, and other herbs. 

  • absinthe green 

  • Sagebrush. 

lad's love

noun
  • southernwood 

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