νασμός
From LSJ
ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death
English (LSJ)
ὁ, (νάω)
A flowing: stream, spring, E.Hipp. 225 (anap.), 653; φοινισσομένην αἵματι... νασμῷ μελαναυγεῖ Id.Hec. 153 (anap.); εὐδρόσοισι Κασταλίας ν. Aristonous 1.43.