Republic of Equatorial Guinea vs Equatorial Guinea

Republic of Equatorial Guinea and Equatorial Guinea both are nouns.

Word	Noun	Adjective	Verb	Adverb
Republic of Equatorial Guinea	Yes	No	No	No
Equatorial Guinea	Yes	No	No	No

As nouns, Republic of Equatorial Guinea and Equatorial Guinea are synonyms defined as:

Republic of Equatorial Guinea and Equatorial Guinea: a country of west central Africa (including islands in the Gulf of Guinea); became independent from Spain in 1968

Other synonyms of Republic of Equatorial Guinea include Spanish Guinea.

Republic of Equatorial Guinea (noun)	Equatorial Guinea (noun)
a country of west central Africa (including islands in the Gulf of Guinea); became independent from Spain in 1968	a country of west central Africa (including islands in the Gulf of Guinea); became independent from Spain in 1968