disburden

Dictionary: dis·bur·den   (dĭs-bûr'dn)

1. 1. To relieve (a pack animal, for example) of a burden.
   2. To free of a burden or trouble: disburden one's mind.
2. To unload: disburdened the goods in the shipping room.

To unload a burden.

verb

1. To free from or cast out something objectionable or undesirable: clear, disembarrass, disencumber, release, relieve, rid, shake off, throw off, unburden. Slang shake. See keep/release.
2. To remove the cargo or load from: discharge, dump, unlade, unload. See put in/take out.

The verb has one meaning:

Meaning #1: take the burden off; remove the burden from
  Synonym: unburden