discumber
/dɪˈskʌmbə/verb
[with object] To relieve of a burden, impediment, or encumbrance; to disencumber. Frequently with of, from. Now rare.
Origin
Late 15th century; earliest use found in William Caxton (1415x24–1492), printer, merchant, and diplomat. From dis- + cumber, after Middle French descombrer, decombrer (French décombrer) to remove an encumbrance or impediment.