Portuguese Republic vs European Economic Community

Portuguese Republic and European Economic Community both are nouns.

Word	Noun	Adjective	Verb	Adverb
Portuguese Republic	Yes	No	No	No
European Economic Community	Yes	No	No	No

Portuguese Republic (noun)	European Economic Community (noun)
a republic in southwestern Europe on the Iberian Peninsula; Portuguese explorers and colonists in the 15th and 16th centuries created a vast overseas empire (including Brazil)	an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members