theriac vs woundwort

theriac

noun
  • hyponym of panacea. 

  • A universal antidote against all poisons, particularly medicines considered to derive from a recipe of the Roman physician Andromachus and representing an improvement on mithridate. 

adj
  • Synonym of theriacal: of or related to theriac. 

woundwort

noun
  • Prunella vulgaris (common self-heal) 

  • Any of several plants of the genus Stachys 

  • Achillea millefolium (soldier's woundwort) 

  • Solidago virgaurea (European golden-rod) 

  • Anthyllis vulneraria (kidney-vetch) 

  • Bellis perennis (English daisy) 

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