When it comes to writing, using different synonyms for commonly used phrases adds depth and interest to your work. The term "basic point" is often used to describe the main idea or essence of something, but there are several other words and phrases that can be used interchangeably. You can say "fundamental fact," "key element," "essential aspect," "central theme," or "primary principle," to name a few examples. Using synonyms not only injects variety into your writing, but also allows you to convey your message more precisely and effectively. By exploring different synonyms, you can find the perfect word or phrase that best captures the importance and impact of your message.