What's the difference between pannage and pennage?

Pannage

Definition:

• (n.) The food of swine in the woods, as beechnuts, acorns, etc.; -- called also pawns.
• (n.) A tax paid for the privilege of feeding swine in the woods.

Example Sentences:

Pennage

Definition:

• (n.) Feathery covering; plumage.

Example Sentences: