שִׂיד

From LSJ

κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it

Source

English (Strong)

a primitive root probably meaning to boil up (compare שׁוּד); used only as denominative from שִׂיד; to plaster: plaister.
from שִׂיד; lime (as boiling when slacked): lime, plaister.