pommel

pommel is a   Noun

Definition:

[1] A knob or ball; an object resembling a ball in form; as:

[2] The knob on the hilt of a sword. Macaulay.

[3] The knob or protuberant part of a saddlebow.

[4] The top (of the head). Chaucer.

[5] A knob forming the finial of a turret or pavilion.

Synonyms: