Blear

Webster's Dictionary of the English Language

·v Causing or caused by dimness of sight; dim.

II. Blear ·v Dim or sore with water or rheum;

— said of the eyes.

III. Blear ·vt To make somewhat sore or watery, as the eyes; to dim, or blur, as the sight. Figuratively: To obscure (mental or moral perception); to Blind; to Hoodwink.