bounds vs border

bounds and border both are nouns.

Word	Noun	Adjective	Verb	Adverb
bounds	Yes	No	No	No
border	Yes	No	Yes	No

As nouns, border is a hyponym of bounds; that is, border is a word with a more specific, narrower meaning than bounds:

bounds (noun)	border (noun)
the line or plane indicating the limit or extent of something	a strip forming the outer edge of something
	a decorative recessed or relieved surface on an edge
	a line that indicates a boundary
	the boundary of a surface
	the boundary line or the area immediately inside the boundary

bounds (verb)	border (verb)
	lie adjacent to another or share a boundary
	extend on all sides of simultaneously; encircle
	enclose in or as if in a frame
	provide with a border or edge
	form the boundary of; be contiguous to