lineation vs boundary

lineation and boundary both are nouns.

Word	Noun	Adjective	Verb	Adverb
lineation	Yes	No	No	No
boundary	Yes	No	No	No

As nouns, boundary is a hypernym of lineation; that is, boundary is a word with a broader meaning than lineation:

Other hypernyms of lineation include bound, bounds.

lineation (noun)	boundary (noun)
the act of marking or outlining with lines	the greatest possible degree of something
the line that appears to bound an object	the line or plane indicating the limit or extent of something
	a line determining the limits of an area