Source : Webster's Revised Unabridged Dictionary (1913)

Disencumber \Dis`en*cum"ber\, v. t. [imp. & p. p.
   {Disencumbered}; p. pr. & vb. n. {Disencumbering}.] [Pref.
   dis- + encumber: cf. F. d['e]sencombrer.]
   To free from encumbrance, or from anything which clogs,
   impedes, or obstructs; to disburden. --Owen.

         I have disencumbered myself from rhyme.  --Dryden.

Source : WordNet®

disencumber
     v : release from entanglement of difficulty; "I cannot extricate
         myself from this task" [syn: {extricate}, {untangle}, {disentangle}]