What's the difference between unbar and unbark?

Unbar

Definition:

• (v. t.) To remove a bar or bars from; to unbolt; to open; as, to unbar a gate.

Example Sentences:

• (1) "All gates to victory have now been unbarred; there is now just a tiny latch left to be unlocked," he said.

Unbark

Definition:

• (v. t.) To deprive of the bark; to decorticate; to strip; as, to unbark a tree.
• (v. t.) To cause to disembark; to land.

Example Sentences: