Synonyms for sacrament

noun

1. Christian rites

   holy observance, ceremonial, ritual, liturgy, act of divine worship, mystery, the mysteries; see also ceremony 2.

   In the Roman Catholic, Orthodox, and Anglican churches the seven sacraments are: baptism; confirmation; confession or reconciliation or penance; Holy Communion or the Eucharist; anointing of the sick or the laying on of hands or sacrament of the sick or extreme unction; holy orders; matrimony.

2. The Eucharist and the bread and wine used in it

   the body and the blood of Christ, holy wafer, the Host, the elements; see communion 2.

3. A sacred symbol or token

   pledge, bond, vow; see oath 1, promise 1.