sibylline vs cryptical

sibylline and cryptical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sibylline	No	Yes	No	No
cryptical	No	Yes	No	No

As adjectives, sibylline and cryptical are synonyms defined as:

Other synonyms of sibylline include cabalistic, cryptic, kabbalistic, qabalistic.

sibylline (adjective)	cryptical (adjective)
having a secret or hidden meaning	having a secret or hidden meaning
resembling or characteristic of a prophet or prophecy	of an obscure nature