Think of it like this: synonyms are like different ways of saying the same thing. They might have slightly different shades of meaning, but they essentially express the same concept.
Here are some examples:
* Happy and joyful are synonyms.
* Big and large are synonyms.
* Start and begin are synonyms.
Knowing synonyms can be helpful for:
* Enriching your vocabulary: You can use synonyms to avoid repeating the same words.
* Understanding the nuances of language: Different synonyms can carry different connotations or be more suitable in certain contexts.
* Improving your writing: Using synonyms can make your writing more engaging and interesting.