votary (n.) Look up votary at Dictionary.com
1540s, "one consecrated by a vow," from Latin votum "a promise to a god; that which is promised" (see vow (n.)) + -ary. Originally "a monk or nun," general sense of "ardent devotee of some aim or pursuit" is from 1591 (in Shakespeare, originally in reference to love). Related: Votaress.