Capsicum annuum grossum vs bell pepper

Capsicum annuum grossum and bell pepper both are nouns.

Word	Noun	Adjective	Verb	Adverb
Capsicum annuum grossum	Yes	No	No	No
bell pepper	Yes	No	No	No

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

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

Other synonyms of Capsicum annuum grossum include paprika, pimento, pimiento, sweet pepper, sweet pepper plant.

Capsicum annuum grossum (noun)	bell pepper (noun)
plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers	large bell-shaped sweet pepper in green or red or yellow or orange or black varieties
	plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers