Answer:
Noun:A noun is a kind of word (see part of speech) that is usually the name of something such as a person, place, thing, animal, or idea. In English, nouns can be singular or plural. ... These words usually do not go with other kinds of words like verbs or adverbs. (For example, people do not also describe nouns).
Pronouns:A pronoun is a word that is used instead of a noun.
e.g., he, she, they, it, his, her, him, their, them, its.
The purpose of using a pronoun instead of a noun is generally to avoid the repetition of a noun. ...
In the above paragraph, the noun 'John' is used repetitively in the paragraph.
Verbs:A verb is a kind of word (part of speech) that tells about an action or a state. It is the main part of a sentence: every sentence has a verb. In English, verbs are the only kind of word that changes to show past or present tense. Every language in the world has verbs, but they are not always used in the same ways.
Adjective:a word naming an attribute of a noun, such as sweet, red, or technical.Examples of adjectives
They live in a beautiful house.
Lisa is wearing a sleeveless shirt today. This soup is not edible.
She wore a beautiful dress.
Adverbs:An adverb is a word or an expression that modifies a verb, adjective, another adverb, determiner, clause, preposition, or sentence. Adverbs typically express manner, place, time, frequency, degree, level of certainty, etc., answering questions such as how?, in what way?, when?, where?, and to what extent?