"Capitol" is fundamentally a concrete noun, meaning a building where the highest officials, or at least the legislators, of a government have their offices. However, like most English nouns, "Capitol" can also be used as a "substantive" adjective in such phrases as "Capitol dome" and "Capitol Police".
Noun is the answer because a noun is a person, place, animal, or thing. And this is a person.
part of speech
Adjective
What part of speech is thaw
The part of speech for oscillate is verb.
An adjective is a part of speech.
The speech was held at the Capitol building in Washington D.C. on January 20th.
Kennedy's inaugural
it will be held at the capitol building in Washington d.c.
The CAPITOL
The part of speech for "answer" is a noun.
Alexandria was not the capitol of any empire, it was the capitol of the Ptolemaic Kingdom of Egypt, but was never part of Persia
The president's office is in the White House. He comes to the capitol on rare special occasions such as when he wants to make a speech to Congress.
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
adverb
what part of speech is work