institutional vs welcoming

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. 

welcoming

adj
  • hospitable, accessible and cordial. 

noun
  • An act of giving welcome. 

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