The word 'plum' is a noun, a singular, common, concrete noun; a word for a fruit or the color of the fruit; a word for a thing. The word 'plum' is also an adjective, a word that describes a noun as the color of the fruit. Examples:
Noun: Would you like a plum or some grapes?
Adjective: It's the second house from the corner with the plum shutters.
The word 'plum' is also used as an alternate spelling for the homonym 'plumb' which functions as a verb, an adverb, a noun, and an adjective.
adverb
i want to know what part of speech is camping
what part of speech is beneath
The part(s) of speech that has an "A" sound are: Adjective and Adverb.
Oppose is a verb.
The word "plum" can function as a noun or an adjective.
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is beneath
The part of speech for "answer" is a noun.
dried fruit (plum with seed).
The part of speech for "explicit" is an adjective.
The part of speech for "unfamiliar" is an adjective.
The part of speech for "indefinite" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "breezy" is an adjective.