wild cinnamon vs Pimenta acris

wild cinnamon and Pimenta acris both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild cinnamon	Yes	No	No	No
Pimenta acris	Yes	No	No	No

As nouns, wild cinnamon and Pimenta acris are synonyms defined as:

Other synonyms of wild cinnamon include bay-rum tree, bayberry, Jamaica bayberry.

wild cinnamon (noun)	Pimenta acris (noun)
large evergreen shrub or small tree having white aromatic bark and leathery leaves and small purple to red flowers in terminal cymes	West Indian tree; source of bay rum
West Indian tree; source of bay rum