קוּר

From LSJ

τοῖσι ἐμφανέσι τὰ μὴ γινωσκόμενα τεκμαιρόμενος → judge of the unknown by the known

Source

English (Strong)

a primitive root; to trench; by implication, to throw forth; also (denominative from קִיר) to wall up, whether literal (to build a wall) or figurative (to estop): break down, cast out, destroy, dig.