The crossword solution for the term 'Something Well-Preserved' is WATER. WATER is a natural resource that has been around since the beginning of time and is essential for life on Earth. It is also one of the most well-preserved substances, as it can be found in its purest form in nature and can be used for many different purposes. WATER is also known for its ability to preserve things, such as food, which helps to keep them fresh for longer periods of time.