Question

What part of speech is the italicized word in the sentence below?

Four score and seven years ago, our forefathers brought forth upon this continent a new nation conceived in
liberty and dedicated to the proposition that all men are created equal.
adjective
noun
verb
preposition
conjunction

Answer 1

score is italicized in this question.

Answer 2

The answer is: adverb.
The phrasal verb bring forth consists of a verb an an adverb. It means to produce or generate.
A phrasal verb is the connection of a verb plus an adverb, preposition or both. Its meaning depends on the adverb or preposition that follows the verb. Furthermore, a single phrasal verb usually has more than one meaning.