1. Noun: A person, place or thing.
Ex: This is a Dog.
2. Pronoun: Replace the noun.
Ex: It is a Dog.
3. Verb: An action or state.
Ex: Dog is Jumping.
4. Adverb: Describes a noun or pronoun.
Ex: Dog is running quickly.
5. Preposition: Shows the relationship between noun, pronoun and other words.
Ex: The Dog is jumping on the sofa.
6. Conjunction: Joins words, phrases.
Ex: The Dog is beautiful but the cat is more beautiful.
7. Interjection: Expresses strong emotions.
Ex: Wow! that is a beautiful Dog.