Source : Webster's Revised Unabridged Dictionary (1913)

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.