Supercilium
Part of speech: noun
Definition: The eyebrow, or the region of the eyebrows The arch of hair above each eye
Brow
Part of speech: noun
Definition: the ridge over the eyes; the eyebrowforeheadthe projecting upper edge of a steep place such as a hillthe gangway from ship to shore when a ship is lying alongside a quaythe hinged part of a landing craft or ferry which is lowered to form a landing platform; a ramp
Example sentence: Only by the sweat of my own brow. I am a totally working man.