condiment vs horseradish

condiment

noun
  • Something used to enhance the flavor of food; for example, salt or pepper. 

verb
  • To pickle. 

  • To season with condiments. 

horseradish

noun
  • A pungent condiment made from the root of the plant. 

  • A plant of the mustard family, Armoracia rusticana. 

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