The Collaborative International Dictionary of English v.0.48:

Votive \Vo"tive\, a. [L. votivus, fr. votum a vow: cf. F. votif.
   See Vow.]
   Given by vow, or in fulfillment of a vow; consecrated by a
   vow; devoted; as, votive offerings; a votive tablet. "Votive
   incense." --Keble.
   [1913 Webster]

         We reached a votive stone, that bears the name
         Of Aloys Reding.                         --Wordsworth.
   [1913 Webster]

         Embellishments of flowers and votive garlands.
                                                  --Motley.
   [1913 Webster]

   Votive medal, a medal struck in grateful commemoration of
      some auspicious event.

   Votive offering, an offering in fulfillment of a religious
      vow, as of one's person or property.
      [1913 Webster] -- Vo"tive*ly, adv. -- Vo"tive*ness, n.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

38 Moby Thesaurus words for "votive offering":
   alms, alms fee, burnt offering, charity, collection, contribution,
   dole, donation, donative, drink offering, ex voto offering,
   handout, heave offering, hecatomb, holocaust, human sacrifice,
   immolation, incense, infanticide, libation, mactation, oblation,
   offering, offertory, peace offering, piacular offering, pittance,
   sacramental offering, sacrifice, scapegoat, self-immolation,
   self-sacrifice, subscription, suttee, sutteeism, thank offering,
   tithe, whole offering