A noun is the name of a person, place, thing, idea, or quality. Examples: John, Mary, boy, girl, children; Pasadena, CEC; classrooms, notebooks; freedom, intelligence; hope, anger, joy
A pronoun is usually a substitute for a noun. The noun is called the "antecedent" (but an indefinite pronoun has no antecedent).
a. Personal pronouns: I, mine, me; you, yours; he, his, him; she, hers, her; it, its; we, ours, us; they, theirs, them. b. Interrogative pronouns: who, whose, whom, which, what c. Relative pronouns (include): who, who, whose, which, that; whoever, whomever, whichever d. Demonstrative pronouns: this, that, these, those
e. Indefinite pronouns (include): all, another, any, anybody, anyone, anything, both, each, either, everybody, everyone, everything, many, neither, nobody, no one, none, one, others, some, somebody, someone, such f. Intensive or reflexive pronouns: myself, yourself, himself, herself, itself, ourselves, themselves
A verb expresses an action or a condition (a state of being). Examples: Robert will eat the hamburger. (action) Sara is happy. (condition or state of being) Robert won’t eat the hamburger. Sara isn’t happy. Will Robert eat the hamburger? Is Sara happy?
An adverb describes a verb, adjective, or other adverb. Adverbs usually tell how (for example: slowly), when (e.g., lately), where (e.g., there), how much (e.g., very), or why (e.g., therefore). Example: He always chews his gum loudly.
An adjective describes or limits a noun.
Examples: tall, young, pretty, light, blue, new, white (The tall, young, pretty girl is wearing a light blue dress with her new white shoes.) (NOT: ...a light dress blue with her new shoes...