pimento vs Capsicum annuum grossum

pimento and Capsicum annuum grossum both are nouns.

Word	Noun	Adjective	Verb	Adverb
pimento	Yes	No	No	No
Capsicum annuum grossum	Yes	No	No	No

As nouns, pimento and Capsicum annuum grossum are synonyms defined as:

pimento and Capsicum annuum grossum: plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers

Other synonyms of pimento include bell pepper, paprika, pimiento, sweet pepper, sweet pepper plant.

pimento (noun)	Capsicum annuum grossum (noun)
fully ripened sweet red pepper; usually cooked	plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers
plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers