its a proper noun
In Arizona
The University of Arizona has named their sports teams 'The Wildcats'. Maybe that's the connection.
The bolded words "the capital city of Arizona" form a noun phrase. A noun phrase consists of a noun and its modifiers, providing more information about the noun. In this case, "the capital city" serves as the main noun, while "of Arizona" specifies which capital city is being discussed.
Arizona is a noun. Thus, it satisfies conditions for being a minimal noun phrase. An extended noun phrase could include articles and/or adjectives, adverbs modifying the adjectives, or even complete clauses that assume the role of an adjective (or adverb).
Because they play in Arizona and diamondbacks are a type of rattlesnake that live in Arizona.
the name Arizona was from a Spanish name , Arizo nac , from the O'odham name ali sonak in O'odham language. Some possible organs that's been proposed are the Spanish phrase 'aida zona ,shortened to "Arizona" or the basque phrase atit ona.
Adverb Phrase
Because they play in Arizona and diamondbacks are a type of rattlesnake that live in Arizona.
One type of verbal phrase is a gerund phrase, which includes a gerund (a verb ending in -ing) and any modifiers or complements. This type of phrase functions as a noun in a sentence.
Adverb phrase
verb phrase
A gerund is a type of phrase that has the -ing form and serves as a noun.