Europe vs Republic of Austria

Europe and Republic of Austria both are nouns.

Word	Noun	Adjective	Verb	Adverb
Europe	Yes	No	No	No
Republic of Austria	Yes	No	No	No

Europe (noun)	Republic of Austria (noun)
an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members	a mountainous republic in central Europe; under the Habsburgs (1278-1918) Austria maintained control of the Holy Roman Empire and was a leader in European politics until the 19th century
the nations of the European continent collectively
the 2nd smallest continent (actually a vast peninsula of Eurasia); the British use `Europe' to refer to all of the continent except the British Isles