closing vs embryonic

closing

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. 

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

embryonic

adj
  • Of or relating to an embryo. 

  • Of a project, etc: very new and still evolving; yet to reach its full potential. 

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