adherent vs agglutinant

adherent

adj
  • Adhesive, sticking to something. 

  • Having the quality of clinging or sticking fast to something. 

  • Attaching or pressing against a different organ. 

noun
  • A person who has membership in some group, association or religion. 

agglutinant

adj
  • Uniting, as glue; causing, or tending to cause, adhesion. 

noun
  • Any viscous substance which causes agglutination 

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