PR vs Commonwealth of Puerto Rico

PR and Commonwealth of Puerto Rico both are nouns.

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

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

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

Other synonyms of PR include Porto Rico, Puerto Rico.

PR (noun)	Commonwealth of Puerto Rico (noun)
a promotion intended to create goodwill for a person or institution	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