"Interested in" is a prepositional phrase typically used to indicate a preference or desire for something. It functions as an adjectival phrase modifying a noun or pronoun in a sentence.
The question "What part of speech is reputation?" means that someone is interested in knowing the part of speech (noun, verb, pronoun, adjective, adverb, preposition, conjunction, interjection) for the word reputation. Reputation is a noun.
The part of speech for "answer" is a noun.
The part of speech for this particular word is a noun.
The part of speech for "explicit" is an adjective.
The part of speech for "unfamiliar" is an adjective.
It's an adjective.
Interested can be an adjective and a verb. Adjective: Having or showing interest. Verb: The past tense of the verb 'interest'.
The question "What part of speech is reputation?" means that someone is interested in knowing the part of speech (noun, verb, pronoun, adjective, adverb, preposition, conjunction, interjection) for the word reputation. Reputation is a noun.
The word 'in' would be a preposition in the example sentence you gave.
The best speech for kids is, something that there interested in, "like to talk about".
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is work
what part of speech is beneath
Adjective
The word speech is a noun.