vase vs urn

vase and urn both are nouns.

Word	Noun	Adjective	Verb	Adverb
vase	Yes	No	No	No
urn	Yes	No	No	No

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

vase: an open jar of glass or porcelain used as an ornament or to hold flowers
urn: a large vase that usually has a pedestal or feet

vase (noun)	urn (noun)
an open jar of glass or porcelain used as an ornament or to hold flowers	a large vase that usually has a pedestal or feet
	a large pot for making coffee or tea