What part of speech is the word white?

Answer 1

White can be an adjective -- Pass me a piece of white paper

White can be a noun -- I like the white better than the blue

White can be a phrasal verb -- Can you white out the errors on page two.

Answer 2

The word "white" can function as an adjective or a noun. As an adjective, it describes a color or the absence of color. As a noun, it refers to a color or the group of people with light-colored skin.