Chickasaw National Recreation Area vs Platt National Park

Chickasaw National Recreation Area and Platt National Park both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chickasaw National Recreation Area	Yes	No	No	No
Platt National Park	Yes	No	No	No

As nouns, Chickasaw National Recreation Area and Platt National Park are synonyms defined as:

Chickasaw National Recreation Area and Platt National Park: a national park in Oklahoma having mineral springs

Chickasaw National Recreation Area (noun)	Platt National Park (noun)
a national park in Oklahoma having mineral springs	a national park in Oklahoma having mineral springs