Votary /(?)/

Vo·ta·ry

Votary

a.
  1. Consecrated by a vow or promise; consequent on a vow; devoted; promised.
    Votary resolution is made equipollent to custom.

Votary

n.

pl. Votaries

  1. One devoted, consecrated, or engaged by a vow or promise; hence, especially, one devoted, given, or addicted, to some particular service, worship, study, or state of life.
    'T was coldness of the votary, not the prayer, that was in fault.
    — Bp. Fell.
    But thou, my votary, weepest thou?