The word "rapier" did not appear until the end of the 15th century. It is used to describe a slender sword. It is generally a part of citizens' clothing. In fact, it can be traced further. Some people believe that it began with the armor piercing sword in the 14th century. The main purpose of rapier is self-defense and duel. The main purpose of rapier is self-defense and duel.

Rapier is a long double-edged weapon. Quillons and counter guard are essential parts, and the latter is mostly cup-shaped. At first, this design was widely used, but later it was gradually abandoned because people focused more on how to attack quickly and kill the enemy, rather than being trapped in an endless alternation of attack and defense.

Source: @amybeetattoo