beard vs soul patch

beard and soul patch both are nouns.

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

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

beard: 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 beard include fuzz, imperial, imperial beard, beaver, goatee, stubble, vandyke, vandyke beard, Attilio.

beard (noun)	soul patch (noun)
tuft of strong filaments by which e.g. a mussel makes itself fast to a fixed surface	a small patch of facial hair just below the lower lip and above the chin
hairy growth on or near the face of certain mammals
the hair growing on the lower part of a man's face
a person who diverts suspicion from someone (especially a woman who accompanies a male homosexual in order to conceal his homosexuality)
a tuft or growth of hairs or bristles on certain plants such as iris or grasses

beard (verb)	soul patch (verb)
go along the rim, like a beard around the chin