vandyke beard vs whiskers

vandyke beard and whiskers both are nouns.

Word	Noun	Adjective	Verb	Adverb
vandyke beard	Yes	No	No	No
whiskers	Yes	No	No	No

As nouns, whiskers is a hypernym of vandyke beard; that is, whiskers is a word with a broader meaning than vandyke beard:

vandyke beard: a short pointed beard (named after the artist Anthony Vandyke)
whiskers: the hair growing on the lower part of a man's face

Other hypernyms of vandyke beard include beard, face fungus.

vandyke beard (noun)	whiskers (noun)
a short pointed beard (named after the artist Anthony Vandyke)	the hair growing on the lower part of a man's face