κρυπταδίῃ φιλότητι μιγήμεναι → lie with him in secret love, join with him in secret love
P. and V. ἀφύλακτος; see rash.
off one's guard: P. and V. ἀφύλακτος, ἄφρακτος (Thuc.), P. ἀπαράσκευος, ἀπροσδόκητος.