i Register
In some senses, referendary is marked as obsolete, historical. Watch for register when choosing this word.
noun
One to whose decision a cause is referred; a referee.
let him choose well his referendaries , for else he may be led by the nose
An officer who delivered the royal answer to petitions.
In the writs of Merovingian kings , the king normally signed his name first , and his referendary followed
referendaries were involved in the presentation of petitions to the king
An officer of state charged with the duty of procuring and dispatching diplomas and decrees.