ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death
precarious: P. and V. σφαλερός, P. ἐπισφαλής.
causing danger: P ἐπικίνδυνος.
perilous: P. παράβολος, Ar. and P. χαλεπός, P. and V. δεινός.