Answer:

mitre

Answer	Crossword Clue
MITRE	Bishop's headdress
MITRE	Bishop's topper
MITRE	What's sometimes on top of the Archbishop of Canterbury

MITRE	Bishop of Canterbury's hat
MITRE	Bishop's headdress (var.)
MITRE	Bishop's headdress, in Bristol
MITRE	Anglican Church headdress
MITRE	British bishop's topper
MITRE	Carpenter's joint, in Canterbury
MITRE	Bishop's hat, in Bristol
MITRE	Anglican bishop's headdress

MITRE	British bishop's headdress
MITRE	Bishop's headdress, in Britain
MITRE	Canterbury liturgical
MITRE	Archbishop's headpiece
MITRE	Bishop's hat, in Britain
MITRE	Anglican Church headgear
MITRE	Anglican headdress
MITRE	Archbishop of Canterbury wear

MITRE	Anglican bishop's topper
MITRE	British bishop's hat
MITRE	Bishop's headdress.
MITRE	Ecclesiastical head-dress.
MITRE	Famous tavern of Shakespeare's day.
MITRE	Papal headdress.
MITRE	Tavern famous in Shakespeare's time.
MITRE	Famous inn at Oxford.

MITRE	Historic London tavern.
MITRE	Bishop's headgear.
MITRE	Headdress.
MITRE	Historic tavern.
MITRE	Ecclesiastical headdress.
MITRE	Famous Tudor tavern in London.
MITRE	Tavern of Shakespeare's day.
MITRE	Tavern of Elizabethan days.

MITRE	Clerical headgear
MITRE	Clerical headdress
MITRE	Bishop's hat
MITRE	Corner fit
MITRE	Abbot's headdress