Sentence starters are the words or phrases that introduce the rest of the sentence, typically set apart by commas. The words that start a sentence are some of the most important in writing: They introduce what the sentence is about so the reader knows what to expect.

Sentence starters are words or phrases that set up for the rest of the sentence—whether it’s to introduce ideas, provide a transition between thoughts, or emphasize a point. So when you hit a creative roadblock, they can be a great way to help you brainstorm and add variety to your content.