Congressional
Congressional is the proper adjective for Congress, as in Congressional hearing.
Congressional.
Noun. It's a group of people.
No. The capitalized version refers to the US Senate, a proper noun. When used with other nouns (Senate chamber, Senate hearings), it is a noun adjunct. A related adjective is senatorial.
No, it is a verb or a noun (to go around, to surround; a round shape). The adjective form is circular.
It is an adjective.It is a an adjective.
An adjective
it is an adjective!
No. It is not an adjective. An adjective describes something.
Cautious IS an adjective. An adjective is an action!
No, it is an adverb. The adjective is clumsy.
It can be. "Ideal" is an adjective and a noun.