To peel, pull or strip s.t. off; to begin to peel off [N-]; to peel off by force [pa-].
The -un imp. focuses on using that which is peeled off. The -an imp. focuses on not using that which is peeled off.
Strip this chicken's skin off and throw it away.
If the scab from your sore hasn't started to peel off yet, don't touch it.
The chicken's skin won't peel off if it isn't submerged in hot water.