sassafras vs laurel

sassafras and laurel both are nouns.

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

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

sassafras: yellowwood tree with brittle wood and aromatic leaves and bark; source of sassafras oil; widely distributed in eastern North America
laurel: any of various aromatic trees of the laurel family

sassafras (noun)	laurel (noun)
dried root bark of the sassafras tree	(antiquity) a wreath of laurel foliage worn on the head as an emblem of victory
yellowwood tree with brittle wood and aromatic leaves and bark; source of sassafras oil; widely distributed in eastern North America	any of various aromatic trees of the laurel family