Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cryptical is an adjective meaning "of an obscure nature". It carries 2 recorded senses.
of an obscure nature
“the new insurance policy is written without cryptic or mysterious terms”
“a deep dark secret”
“the inscrutable workings of Providence”
“in its mysterious past it encompasses all the dim origins of life”
“rituals totally mystifying to visitors from other lands”
having a secret or hidden meaning
“cabalistic symbols engraved in stone”
“cryptic writings”
“thoroughly sibylline in most of his pronouncements”
Definitions, synonyms and semantic relations for cryptical come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.