Magisterialness is a noun that describes the quality of being authoritative, grand, and commanding. There are several synonyms for this term. One of the most common is "majesty," which refers to impressiveness, dignity, and power. Another synonym is "dominance," which emphasizes the ability to control or influence others. "Imperiousness" is another strong option, suggesting an attitude of superiority and arrogance. "Grandiosity" is also a fitting synonym, suggesting a tendency toward grand and imposing behavior. When describing someone who embodies magisterialness, words like "commanding," "imposing," and "authoritative" are often used. Together, these words convey the sense of power and prestige that comes with magisterialness.