whiskers vs soul patch

whiskers and soul patch both are nouns.

Word	Noun	Adjective	Verb	Adverb
whiskers	Yes	No	No	No
soul patch	Yes	No	No	No

As nouns, soul patch is a hyponym of whiskers; that is, soul patch is a word with a more specific, narrower meaning than whiskers:

whiskers: the hair growing on the lower part of a man's face
soul patch: a small patch of facial hair just below the lower lip and above the chin

Other hyponyms of whiskers include fuzz, imperial, imperial beard, beaver, goatee, stubble, vandyke, vandyke beard, Attilio.

whiskers (noun)	soul patch (noun)
the hair growing on the lower part of a man's face	a small patch of facial hair just below the lower lip and above the chin