πάντα χωρεῖ καὶ οὐδὲν μένει καὶ δὶς ἐς τὸν αὐτὸν ποταμὸν οὐκ ἂν ἐμβαίης → all things move and nothing remains still, and you cannot step twice into the same stream
văcanter: adv., v. vaco,
I P. a. fin.
văcantĕr, adv., surabondamment, inutilement : Gell. 17, 10, 16.
vacanter, Adv. (vacans v. vaco), leer, überflüssig, Gell. 17, 10, 16.