cryptology vs rigmarole

cryptology

noun
  • Secret or enigmatical language. 

  • The science or study of mathematical, linguistic, and other coding patterns and histories. 

  • The practice of analysing encoded messages, in order to decode them. 

rigmarole

noun
  • Nonsense; confused and incoherent talk. 

  • A long and complicated procedure that seems tiresome or pointless. 

adj
  • Prolix; tedious. 

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