Brown-Driver-Briggs' Hebrew DefinitionsBDB1355 בּרית 1. lye, potash, soap, alkali (used in washing) Origin: from H1253 TWOT: 288e Parts of Speech: Noun Feminine
בּר bôr bore The same as H1252; vegetable lye (from its cleansing); used as a soap for washing, or a flux for metalsKJV Usage: X never so, purely.