楔 - wedge, arrowhead

wedge; chock; linchpin; lynchpin

cuneiform (writing)

wedge (for securing objects together)

cuneiform (writing)

wedge; lynchpin; cotter

wedge-shaped; cuneate; cuneiform

ice wedge

slender sunfish (Ranzania laevis); oblong sunfish

cuneiform (bones)

to make sure (of); to drive in a wedge

split wedge

to drive a wedge into (e.g. enemy defences); to wedge apart