For example:
* Happy and joyful are synonyms.
* Big and large are synonyms.
* Start and begin are synonyms.
Synonyms are useful for:
* Avoiding repetition: Instead of using the same word multiple times, you can use a synonym to add variety to your writing.
* Making your writing more precise: Different synonyms can have slightly different meanings, so choosing the right one can help you to express your ideas more accurately.
* Enriching your vocabulary: Learning new synonyms can help you to expand your vocabulary and communicate more effectively.
Here are some examples of how synonyms can be used in a sentence:
* Original sentence: The dog was happy to see his owner.
* Sentence with synonym: The dog was joyful to see his owner.
* Original sentence: The house was big.
* Sentence with synonym: The house was large.
* Original sentence: The movie will start at 7pm.
* Sentence with synonym: The movie will begin at 7pm.