The term "diamond-like" describes objects that share qualities of a diamond, such as being clear, sparkling, or hard. However, there are many other words that can be used to describe such objects. For example, "crystalline" can be used to describe something that has a clear, faceted appearance. "Glistening" or "glittering" could be used to describe an object that sparkles or shines. "Reflective" may be used to describe something that appears to reflect light like a diamond. Other possibilities are "gem-like," "brilliant," or "radiant." With all these options available, writers can find the perfect word to capture the desired meaning.