The Collaborative International Dictionary of English v.0.48:

Unbeguile \Un`be*guile"\, v. t. [imp. & p. p. Unbeguiled; p.
   pr. & vb. n. Unbeguiling.] [1st pref. un- + beguile.]
   To set free from the influence of guile; to undeceive. "Then
   unbeguile thyself." --Donne.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Unbeguiled \Unbeguiled\
   See beguiled.