Also see definition of "Brink" in Word Study
Brink
BRINK [isbe]
BRINK - brink: saphah, or sepheth = "the lip," "margin," "bank," "edge" (Gen 41:3; Ex 2:3; 7:15); qatseh, or qetseh = "an extremity," "border," "brim" (Josh 3:8,15; Isa 19:7; Dan 12:5).See BRIM.
Also see definition of "Brink" in Word Study