building vs plafond

building

noun
  • A closed structure with walls and a roof. 

  • The act or process by which something is built; construction. 

plafond

noun
  • A ceiling, especially one that is ornately decorated. 

  • The tibial plafond. 

  • A painting or decoration on a ceiling. 

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