Spike Tail: Straight, short tail that tapers rapidly along its length.

Splashed: Irregularly patched, color on white or white on color.

Splayfoot: A flat foot with toes spreading. Open foot, open-toed.

Spontaneous Mutation: A genetic accident which permanently alters certain genetic characteristics.

Sporting Group: Group of dogs who were originally bred to assist the hunter to hunt game birds, both on land and in the water.

Spread: Width between the forelegs when accentuated.

Spread Hocks: Hocks pointing outward.

Spring: See Flush

Spring of Ribs: Curvature of ribs for heart and lung capacity.