closing vs serving

closing

adj
  • Pertaining to the finish or ending of a series of events; occurring at the end or after all others. 

noun
  • In morphology, the erosion of the dilation of a set. 

  • The final procedure in a house sale, when documents are signed and recorded. 

  • The act by which something is closed. 

  • The end or conclusion of something. 

serving

noun
  • A layer added to the outside of an electrical cable to protect it. 

  • The act or process of serving. 

  • An instance of that act or process; also (usually, especially) the amount of food or drink for or served to one person; especially in relation to a meal. 

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