funereal vs institutional

funereal

adj
  • Of or relating to a funeral. 

  • Similar to or befitting the mood or elements of a funeral: slow; black colors; formal; dignified or solemn. 

institutional

adj
  • Of, pertaining to, characteristic of, or organized along the lines of an institution. 

  • Arising from the practice of an institution. 

  • Elementary; rudimentary. 

  • Instituted by authority. 

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