τοῖσι ἐμφανέσι τὰ μὴ γινωσκόμενα τεκμαιρόμενος → judge of the unknown by the known
hard to make out: P. and V. αἰνιγματώδης. V. αἰνικτός; see obscure.
speaking in riddles: V. ποικιλῳδός, ῥαψῳδός.