mysterious vs mystical

mysterious and mystical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
mysterious	No	Yes	No	No
mystical	No	Yes	No	No

As adjectives, mysterious and mystical are synonyms defined as:

mysterious and mystical: having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding

Other synonyms of mysterious include mystic, occult, orphic, secret.

mysterious (adjective)	mystical (adjective)
having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding	relating to or characteristic of mysticism
of an obscure nature	relating to or resembling mysticism
	having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding