ἀδιατύπωτος
From LSJ
Ὁ αὐτὸς ἔφησε τὸν μὲν ὕπνον ὀλιγοχρόνιον θάνατον, τὸν δὲ θάνατον πολυχρόνιον ὕπνον → Plato said that sleep was a short-lived death but death was a long-lived sleep
English (LSJ)
ον,
A unshapen, D.S.1.10, Ocell.2.3, Ph.2.317, al.; ψυχή 1.50.