Brightly-lit is an excellent way to describe a well-lit space. But sometimes, using the same words repeatedly makes for dull writing. Luckily, the English language is rich with synonyms that can replace the phrase 'brightly-lit.' Some synonyms to consider include brilliantly illuminated, radiantly lit, glaringly bright, superbly lit, and vividly lit. Other options include shining, dazzling, luminous, and well-lit. The key is to select a word that fits the context and adds depth to your writing. With these alternatives, you can avoid repetition and make your writing more colorful and engaging.