gore1
n.
blood that has been shed, especially as a result of violence.
Etymology
OE gor ‘dung, dirt’, of Gmc origin.
gore2
v.
(of an animal such as a bull) pierce or stab with a horn or tusk.
Etymology
ME: of unknown origin.
gore3
n.
a triangular or tapering piece of material used in making a garment, sail, or umbrella.
v.
shape with a gore or gores.
Etymology
OE gāra ‘triangular piece of land’, of Gmc origin; prob. rel. to OE gār ‘spear’.