ἐπὶ ξυροῦ γὰρ ἀκμῆς ἔχεται ἡμῖν τὰ πρήγματα → our affairs are balanced on a razor's edge, our affairs are set upon the razor's edge
one having same name: use adj., Ar. and P. ὁμώνυμος (gen. or dat.), V. αὐτεπώνυμος (gen.).