dominating

most powerful or important or influential

• “the economically ascendant class”
• “D-day is considered the dominating event of the war in Europe”

used of a height or viewpoint

• “a commanding view of the ocean”
• “looked up at the castle dominating the countryside”
• “the balcony overlooking the ballroom”

offensively self-assured or given to exercising usually unwarranted power

• “an autocratic person”
• “autocratic behavior”
• “a bossy way of ordering others around”
• “a rather aggressive and dominating character”
• “managed the employees in an aloof magisterial way”
• “a swaggering peremptory manner”