familial vs tribal

familial

adj
  • Of or pertaining to a human family. 

  • Inherited. 

  • Of or pertaining to any grouping of things referred to as a family. 

  • Pertaining to a taxon at the rank of family. 

tribal

adj
  • Of or relating to tribes. 

  • Based on or organized according to tribes. 

noun
  • A member of a tribe. 

  • A design or image that has been influenced by indigenous peoples; especially such a tattoo. 

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