The term "moral high ground" is often used to describe someone who takes a morally superior stance on an issue. However, there are several other synonyms that can convey a similar meaning, including ethical superiority, righteous indignation, and ethical ascendancy. Other synonyms for the term may include having the moral high road, taking a principled stand, being morally correct, or having the moral authority. Each of these synonyms highlights the same concept of taking a morally superior position, but they may resonate more strongly with different individuals depending on their personal values and beliefs.