Cinnamomum zeylanicum vs laurel

Cinnamomum zeylanicum and laurel both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cinnamomum zeylanicum	Yes	No	No	No
laurel	Yes	No	No	No

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

Cinnamomum zeylanicum: tropical Asian tree with aromatic yellowish-brown bark; source of the spice cinnamon
laurel: any of various aromatic trees of the laurel family

Cinnamomum zeylanicum (noun)	laurel (noun)
tropical Asian tree with aromatic yellowish-brown bark; source of the spice cinnamon	(antiquity) a wreath of laurel foliage worn on the head as an emblem of victory
	any of various aromatic trees of the laurel family