coigne

Etymology
A variant of.

Noun

 * : a keystone; a wedge; a corner or angle, especially of a building.
 * 1) * 1884, Robert Kennaway Douglas, Encyclopaedia Britannica, 9th ed., s.v. "Nanking":
 * From the eaves of the several stories there hung one hundred and fifty-two bells, and countless lanterns adorned the same coignes of vantage.
 * From the eaves of the several stories there hung one hundred and fifty-two bells, and countless lanterns adorned the same coignes of vantage.