Democratic Republic of Sao Tome and Principe vs Sao Tome and Principe

Democratic Republic of Sao Tome and Principe and Sao Tome and Principe both are nouns.

Word	Noun	Adjective	Verb	Adverb
Democratic Republic of Sao Tome and Principe	Yes	No	No	No
Sao Tome and Principe	Yes	No	No	No

As nouns, Democratic Republic of Sao Tome and Principe and Sao Tome and Principe are synonyms defined as:

Democratic Republic of Sao Tome and Principe and Sao Tome and Principe: island nation in the South Atlantic off the west coast of Africa; achieved independence from Portugal in 1975; has enormous offshore oil reserves

Other synonyms of Democratic Republic of Sao Tome and Principe include Sao Thome e Principe, Sao Tome e Principe, St. Thomas and Principe.

Democratic Republic of Sao Tome and Principe (noun)	Sao Tome and Principe (noun)
island nation in the South Atlantic off the west coast of Africa; achieved independence from Portugal in 1975; has enormous offshore oil reserves	island nation in the South Atlantic off the west coast of Africa; achieved independence from Portugal in 1975; has enormous offshore oil reserves