Reiterating a line means to repeat it for emphasis or clarity. There are various synonyms for this phrase, such as restating, repeating, echoing, and duplicating. Using these alternatives can add diversity and variation to your language, making your writing or speech more interesting and engaging. Additionally, these synonyms can help you avoid overusing the same word or phrase repeatedly, improving the overall quality and flow of your writing. So, next time you want to emphasize a point or idea, try using one of these synonyms for "reiterate line" to make your content more impactful and memorable.