agglutinant vs tenacious

agglutinant

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

noun
  • Any viscous substance which causes agglutination 

tenacious

adj
  • Clinging to an object or surface; adhesive. 

  • Unwilling to yield or give up; dogged. 

  • Having a good memory; retentive. 

  • Holding together; cohesive. 

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