αὐτόγνωτος
From LSJ
Βίων δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Bion used to say that we have two teachers for death: the time before we were born and sleep | Bion said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
ον,
A self-determined, self-willed, ὀργή S.Ant.875:—alsoαὐτό-γνωστος, ον, knowable in itself, Simp.in Ph.1250.14, Dam.Pr.80.
Greek (Liddell-Scott)
αὐτόγνωτος: -ον, αὐθαίρετος, σὲ δὲ αὐτόγνωτος ὤλεσ’ ὀργά, «αὐθαίρετος καὶ ἰδιογνώμων τρόπος» (Σχόλ.), Σοφ. Ἀντ. 875, ἀλλ’ ἴδε σημ. Jebb ἐν τόπῳ.