The Collaborative International Dictionary of English v.0.48:

Disembroil \Dis`em*broil"\, v. t. [imp. & p. p. Disembroiled;
   p. pr. & vb. n. Disembroiling.] [Pref. dis- + embroil.]
   To disentangle; to free from perplexity; to extricate from
   confusion.
   [1913 Webster]

         Vaillant has disembroiled a history that was lost to
         the world before his time.               --Addison.
   [1913 Webster]

WordNet (r) 3.0 (2006):

disembroil
    v 1: free from involvement or entanglement; "How can I
         disentangle myself from her personal affairs?" [syn:
         disinvolve, disembroil, disentangle]

Moby Thesaurus II by Grady Ward, 1.0:

37 Moby Thesaurus words for "disembroil":
   break loose, break out, clarify, clear, clear up, cut loose,
   disburden, disembarrass, disencumber, disengage, disentangle,
   disintricate, disinvolve, dislodge, extricate, free, free up,
   get out, liberate, ravel, release, sort out, tear loose, unbraid,
   unclutter, uncoil, unknot, unmix, unravel, unscramble, unsnarl,
   untangle, unthread, untwine, untwist, unweave, unwind