To put a border on something.
To form a border around; to bound.
To lie on, or adjacent to, a border of.
Denmark borders Germany to the south.
To touch at a border (with on, upon, or with).
Connecticut borders on Massachusetts.
To approach; to come near to; to verge (with on or upon).
A pattern or ornament forming a border.
Having a common boundary or border
France and Spain are bordering nations.