Noun --- Word which names a person, a place, a thing, or an idea.  

Examples, respectively:
 actor, library, desk, freedom

Pronoun --- word which takes place of a noun.  

  voters...they;; aunt...she; Scott...he

Adjective --- Word used to describe (modify) a noun or pronoun. it usually answers one of these questions: which one? how many? what kind?

 Examples: She wore the blue dress. The dress was beautiful.

Verb --- Word that expresses physical action, mental action, or a state of being.

 Example: Alan threw the ball. The scientist thought about her options. He was happy to be home.

Adverb --- Word used to explain how, when, where, or how often about a verb. It also qualifies adjectives and other adverbs. Many end in ly.  

Examples:  The train left yesterday from the station. The train left noisily  from the station. The train leaves daily from the station. The view is quite pretty. The child moved very quickly,

Prepositions ---  Words that helps show how noun(s) or pronoun(s) following it relates to another word in the sentence.

 Examples: The child hid near the bush. The swimmer jumped off the boat.

Interjection --- Word used to express strong emotion. It is often followed by an exclamation point.  

Example:  Wow! This pie tastes great!

    Conjunction ---  Word that connects words, phrases,  or clauses in a sentence. There are three common types of conjunctions:

1. Coordination ---  Joins words or word groups that do the same work in a sentence they are and, but, or, yet, for, no.

 Example:  I ate pizza, pie, and cake.

2. Correlative ---   Used in pairs. They include both/and, neither/nor, either/or, not only/but also.

 Example:  Neither the dog nor the cat would obey.

 3. Subordinating --- Introduces or connects subordinate (dependent) clauses to the rest of the sentence. Words include as, since, because, so, unless, ect.

Example: I can't go to the movie because I have to babysit my younger brother and sister.