rapier

A long, slender, two-edged sword with a cuplike hilt, used in the 1500s and 1600s.

A light, sharp-pointed sword lacking a cutting edge and used only for thrusting.

A long, narrow, pointed, two-edged sword, used, especially in the sixteenth and seventeenth centuries, with a guard for the hand, adapted for both cutting and thrusting, but used chiefly for thrusting.

In later English usage, a fencing-sword used only for thrusting.

A straight sword, with a narrow and finely pointed blade, used only for thrusting.

the swordfish.

A slender, straight, sharply pointed sword (double-edged, single-edged or edgeless).

Extremely sharp.

Cutting smarts or keen wit.

a straight sword with a narrow blade and two edges