blackberry liqueur vs cordial

blackberry liqueur and cordial both are nouns.

Word	Noun	Adjective	Verb	Adverb
blackberry liqueur	Yes	No	No	No
cordial	Yes	Yes	No	No

As nouns, cordial is a hypernym of blackberry liqueur; that is, cordial is a word with a broader meaning than blackberry liqueur:

blackberry liqueur: any of a variety of strong alcoholic drinks made of blackberries.
cordial: strong highly flavored sweet liquor usually drunk after a meal

Other hypernyms of blackberry liqueur include liqueur.

blackberry liqueur (noun)	cordial (noun)
any of a variety of strong alcoholic drinks made of blackberries.	strong highly flavored sweet liquor usually drunk after a meal

blackberry liqueur (adjective)	cordial (adjective)
	diffusing warmth and friendliness
	politely warm and friendly
	sincerely or intensely felt