Possible Clues:

• Non-ordained person authorised to conduct parts of Anglican services
• Congregation member authorized by a bishop to conduct part of a service
• Port drunk by chief licensee in church
• Parish assistant
• Over a year, chief assistant to minister
• Scottish port imbibed by head churchman
• One not ordained but licensed to preach
• One helps in church, dear, with early service
• Preacher's article's taken about a year
• Churchman, one who will guide you round Scottish port