αὐθωρός
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
English (LSJ)
ον,
A in that very hour, ἀγώγιμον αὐθωρόν, of a spell, taking immediate effect, PMag.Lond.121.300. Adv. -ρόν immediately, Hp.Mochl.2, Str.3.5.7, PFlor.186.10 (iii A. D.), Eun.VSp.471 B., Agath.3.9:—also αὐθωρεί or αὐθ-ρί, LXX Da.3.15, 3 Ma.3.25, Cic.Att.2.13.1, Plu.2.512e.