verb
The word "selfishly" is an adverb because it can be used to modify verbs or adjectives.
A verb is modified by an adverb or an adverbial phrase.
An adjective can only modify a noun, pronoun, or noun phrase. It cannot modify a verb, adverb, adjective, or other part of speech...or it would not be acting as an adjective.
Not sure if it is preposition or adverb. What does it modify?
Lovingly is an adverb. Adverbs modify verbs. He looked lovingly at his sleeping child. She lovingly placed each photograph in the scrapbook.
When "this" and "that" are used to modify nouns, they are treated as adjectives. They are demonstrative adjectives that help specify which noun is being referred to.
An adverb typically modifies a verb, an adjective, another adverb, or a whole clause.
Gag answer: adverds Real answer: adverbs
nouns and pronouns.
adjectives
The word "useful" is an adjective. It describes a noun by indicating that something has a practical purpose or is beneficial in some way.
Gag answer: adverds Real answer: adverbs
Adjacent is an adjective, so it modifies a noun.
An adverb is a part of speech that modifies verbs, adjectives, or other adverbs by providing information about how, when, where, or to what extent something is done.
The word "selfishly" is an adverb because it can be used to modify verbs or adjectives.
A verb is modified by an adverb or an adverbial phrase.
An adjective can only modify a noun, pronoun, or noun phrase. It cannot modify a verb, adverb, adjective, or other part of speech...or it would not be acting as an adjective.