Source : Webster's Revised Unabridged Dictionary (1913)

Tithe \Tithe\, v. t. [imp. & p. p. {Tithed}; p. pr. & vb. n.
   {Tithing}.] [As. te['o]?ian.]
   To levy a tenth part on; to tax to the amount of a tenth; to
   pay tithes on.

         Ye tithe mint and rue.                   --Luke xi. 42.