paprika vs sweet pepper

paprika and sweet pepper both are nouns.

Word	Noun	Adjective	Verb	Adverb
paprika	Yes	No	No	No
sweet pepper	Yes	No	No	No

As nouns, paprika and sweet pepper are synonyms defined as:

paprika and sweet pepper: plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers

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

paprika (noun)	sweet pepper (noun)
a mild powdered seasoning made from dried pimientos	large mild crisp thick-walled capsicum peppers usually bell-shaped or somewhat oblong; commonly used in salads
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