We don't have synonyms for archdeacons yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are archdeacon, archdeaconry and archdeaconess.
(n) :
(Anglicanism, Eastern Orthodoxy) A senior administrative official in a diocese, just under the bishop, often in charge of an archdeaconry. As a title, it can be filled by either a deacon or priest.
(n) :
(Anglicanism, Eastern Orthodoxy) A senior administrative official in a diocese, just under the bishop, often in charge of an archdeaconry. As a title, it can be filled by either a deacon or priest.