2. Proper nouns name specific people, places, or things, such as "John," "Paris," or "Amazon."
3. Concrete nouns represent tangible things you can touch, like "book," "table," or "flower."
4. Abstract nouns represent intangible ideas or concepts, such as "love," "freedom," or "justice."
5. Collective nouns refer to groups of people, animals, or things, like "team," "flock," or "committee."
6. Count nouns can be counted individually, like "apple," "chair," or "student."
7. Mass nouns refer to substances or concepts that cannot be counted, like "water," "sugar," or "happiness."
8. Compound nouns are formed by combining two or more words, like "bedroom," "fireplace," or "toothbrush."
9. Possessive nouns show ownership or belonging, like "John's car," "the dog's bone," or "the city's park."
10. Gerunds are verbs acting as nouns, ending in "-ing," like "swimming," "dancing," or "reading."
11. Infinitives are verbs acting as nouns, preceded by "to," like "to sleep," "to eat," or "to travel."
12. Pronouns replace nouns, like "he," "she," "it," "they," or "we."
13. Material nouns refer to the substances things are made of, like "wood," "cotton," or "steel."
14. Plural nouns indicate more than one of something, like "books," "chairs," or "students."
15. Singular nouns represent only one of something, like "book," "chair," or "student."