Inthrone, a word rich in regality and grandeur, has several synonyms that evoke the same sense of authority and power. One such synonym is "coronate", which implies the act of crowning a monarch or bestowing a position of supremacy upon someone. Additionally, "enthronize" can be used to convey the act of placing someone on a throne and symbolizing their ascent to a position of dominance. Another synonym, "invest", further emphasizes the ceremonial nature of inthronement wherein power, responsibility, and honor are bestowed upon an individual. Overall, these synonyms not only capture the essence of inthronement but also add a touch of ceremonial magnificence to the language.