Commonwealth of Puerto Rico vs Porto Rico

Commonwealth of Puerto Rico and Porto Rico both are nouns.

Word	Noun	Adjective	Verb	Adverb
Commonwealth of Puerto Rico	Yes	No	No	No
Porto Rico	Yes	No	No	No

As nouns, Commonwealth of Puerto Rico and Porto Rico are synonyms defined as:

Commonwealth of Puerto Rico and Porto Rico: a self-governing commonwealth associated with the United States occupying the island of Puerto Rico

Other synonyms of Commonwealth of Puerto Rico include PR, Puerto Rico.

Commonwealth of Puerto Rico (noun)	Porto Rico (noun)
a self-governing commonwealth associated with the United States occupying the island of Puerto Rico	a self-governing commonwealth associated with the United States occupying the island of Puerto Rico
	the smallest and easternmost of the Greater Antilles in the Caribbean