Votive /(?)/

Vo·tive

Votive

a.
  1. Given by vow, or in fulfillment of a vow; consecrated by a vow; devoted; as, votive offerings; a votive tablet.
    We reached a votive stone, that bears the name Of Aloys Reding.
    Embellishments of flowers and votive garlands.

Phrases & Compounds
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.