acolyte

Từ điển WordNet v3.1 - WordNet Dictionary

noun

someone who assists a priest or minister in a liturgical service;
a cleric ordained in the highest of the minor orders in the Roman Catholic Church but not in the Anglican Church or the Eastern Orthodox Churches (Freq. 1)
• Hypernyms:
clergyman, reverend, man of the cloth, Holy Order, Order
• Hyponyms:
altar boy, thurifer