archaeology vs crypt

archaeology

noun
  • the actual excavation, examination, analysis and interpretation. 

  • the actual remains together with their location in the stratigraphy. 

  • the academic subject; in the USA: one of the four sub-disciplines of anthropology. 

  • The study of the past by excavation and analysis of its material remains 

crypt

noun
  • An underground vault, especially one beneath a church that is used as a burial place. 

  • Any of the genus Cryptopus of orchids of Madagascar and Mauritius. 

  • A small pit or cavity in the surface of an organ or other structure. 

  • Any of the genus Cryptocoryne of aquatic plants of southern and southeastern Asia. 

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