East Sussex is a county located in south-east England, known for its stunning coastline, historic towns, and rolling downs. If you are looking for synonyms for the word "East Sussex," you could consider using its abbreviation "ESX," or its old name, Sussex. The county is also sometimes referred to as the Wealden District, after the area's abundance of woodlands. Another synonym could be Beachy Head, which is a famous chalk headland along the coast. Alternatively, you could use Brighton and Hove, which are two of the larger towns located within East Sussex county and are often synonymous with the area's vibrant culture and nightlife scene.