Bevilled is a alternative form of beviled.
In heraldry terms the difference between beviled and bevilled
is that beviled is alternative form of bevilled while bevilled is notched with an angle like that enclosed by a carpenter's bevel; said of a partition line of a shield.
bevilled
English
Alternative forms
* beviled
Adjective
(
-)
(heraldry) Notched with an angle like that enclosed by a carpenter's bevel; said of a partition line of a shield.
(
Webster 1913)