smearing
n.— «Bridwell demonstrates the two types of foot holds: smearing, in which the foot is flat to the rock, and edging, where the boot is used to wedge into the rock.» —“Facing down fears and scaling peaks in the Grand Tetons” by David Wilck in Moose, Wyo. Christian Science Monitor Aug. 29, 1984. (source: Double-Tongued Dictionary)