unbefool

From un- +‎ befool.

unbefool (third-person singular simple present unbefools, present participle unbefooling, simple past and past participle unbefooled)

1. (transitive, obsolete) To educate so as to stop being a fool

   Synonym: undeceive

• “unbefool”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.