h₂eḱ-mn̥-₂

“edge, blade, sharp line”

Widely acceptedsharpnesswarfare

Source of Latin acies, English acme, edge

Extended root for sharpness, yielding Latin acies (edge/battle line) and English acme, edge.

h₂elg-“to ward off, protect”h₂eḱ-men-₂“sharpness, point of stone”h₂eḱ-men-₃“stone tool, sharp implement”h₂eḱ-r-“sharp point, summit”h₂eḱ-s-“to sharpen (extended with -s)”h₂eḱ-s-mn̥“sharp edge, axle”h₂eḱ-sti-“sharp awl, bristle”h₂eḱ-u-“swift, quick, sharp”