ἀορίστως
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
Spanish
confusamente, de forma indeterminada
Russian (Dvoretsky)
ἀορίστως: неопределенно или в неопределенности (ἀτάκτως καὶ ἀορίστως Plat., Plut.).