ἀμητήρ
From LSJ
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
English (LSJ)
[ᾰ, but ᾱ metri gr.], ῆρος, ὁ, (ἀμάω A)
A reaper, Il.11.67, Theoc.7.29: Adj., ἀμητῆρι τύπῳ in form like a sickle, Nonn.D.26.302:—fem. ἀμ-ήτειρα EM83.2.