chorten vs pagoda

chorten

noun
  • A Tibetan stupa. 

pagoda

noun
  • A pagoda sleeve. 

  • A unit of currency, a coin made of gold or half gold, issued by various dynasties in medieval southern India. 

  • An ornamental structure imitating the design of the religious building, erected in a park or garden. 

  • A religious building in South and Southeast Asia, especially a multi-storey tower erected as a Hindu or Buddhist temple. 

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