What's the difference between valiance and valiancy?

Valiance

Definition:

• (n.) Alt. of Valiancy

Example Sentences:

• (1) I'm sure they would love to add to their valiance and industry the occasional Ferrero Rocher or a potato that's not in a tin.

Valiancy

Definition:

• (n.) The quality or state of being valiant; bravery; valor.

Example Sentences:

• (1) I'm sure they would love to add to their valiance and industry the occasional Ferrero Rocher or a potato that's not in a tin.