The Collaborative International Dictionary
Discumber
Discumber \Dis*cum"ber\, v. t. [Pref. dis- + cumber: cf. OF.
descombrer.]
To free from that which cumbers or impedes; to disencumber.
[Archaic]
--Pope.
Wiktionary
discumber
vb. (context archaic transitive English) To free from that which cumbers or impedes; to disencumber.