combinative vs related

combinative

adj
  • Of, pertaining to, or resulting from combination. 

  • Serving, tending, or able to combine. 

related

adj
  • Fulfilling a relation. 

  • Standing in relation or connection. 

  • Being a relative of. 

  • Narrated; told. 

  • Synonym of relative. 

  • Having a relationship with the thing named 

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