Verb: Verbs are action or existence words that tell what nouns do.
Examples: to fly, to run, to be, jump, lived

Adjective: An adjective describes a noun.
Examples: hairy, crazy, wonderful

Adverb: An adverb describes a verb, adjective, or adverb. It often ends in "ly".
Examples: carefully, easily, barely

Interjection: An outcry or sudden utterance. Usually starts a sentence.
Examples: Wow, Gosh, Darn

Preposition: A preposition describes the relationship between a noun and another noun (or verb or adverb).

Examples: to, under, for, at, by, from

Conjunction: A conjunction joins together words, phrases, or clauses.
Examples: and, or, but

Pronoun: A pronoun replaces a noun or noun phrase that is understood from context.
Examples: he, it, they