D defs.my
Entry 1 sense Webster, 1913

Unbe

/(ŭn*bē")/ · Un·be · IPA
01 v. t. To cause not to be; to cause to be another.
  1. 1.
    To cause not to be; to cause to be another.[Obs. & R.]
    “How oft, with danger of the field beset, Or with home mutinies, would he unbe Himself!” — Old Play.