laurel vs pepperwood

laurel and pepperwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
laurel	Yes	No	No	No
pepperwood	Yes	No	No	No

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

laurel: any of various aromatic trees of the laurel family
pepperwood: Pacific coast tree having aromatic foliage and small umbellate flowers followed by olivelike fruit; yields a hard tough wood

laurel (noun)	pepperwood (noun)
(antiquity) a wreath of laurel foliage worn on the head as an emblem of victory	Pacific coast tree having aromatic foliage and small umbellate flowers followed by olivelike fruit; yields a hard tough wood
any of various aromatic trees of the laurel family