pepperwood vs laurel

pepperwood and laurel both are nouns.

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

As nouns, laurel is a hypernym of pepperwood; that is, laurel is a word with a broader meaning than pepperwood:

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

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