cooperative vs mordant

cooperative

adj
  • Ready to work with another person or in a team; ready to cooperate. 

  • Involving cooperation between individuals or parties. 

  • Relating to a cooperative or cooperatives. 

noun
  • A type of company that is owned partially or wholly by its employees, customers or tenants. 

mordant

adj
  • Serving to fix a dye to a fibre. 

  • Having or showing a sharp or critical quality 

verb
  • To subject to the action of, or imbue with, a mordant. 

noun
  • A glutinous size used as a ground for gilding, to make the gold leaf adhere. 

  • Any substance used to facilitate the fixing of a dye to a fibre; usually a metallic compound which reacts with the dye using chelation. 

  • Any corrosive substance used in etching. 

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