cryptanalysis vs cryptology

cryptanalysis and cryptology both are nouns.

Word	Noun	Adjective	Verb	Adverb
cryptanalysis	Yes	No	No	No
cryptology	Yes	No	No	No

As nouns, cryptanalysis and cryptology are synonyms defined as:

cryptanalysis and cryptology: the science of analyzing and deciphering codes and ciphers and cryptograms

Other synonyms of cryptanalysis include cryptanalytics, cryptography.

cryptanalysis (noun)	cryptology (noun)
the science of analyzing and deciphering codes and ciphers and cryptograms	the science of analyzing and deciphering codes and ciphers and cryptograms