domineering C2+

/ˌdɑməˈnɪrɪŋ/ asserting one's will over others in an arrogant, controlling way

dominator C2+

/ˈdɑmɪˌneɪtər/ a person or thing that dominates or rules over others

dominion C2+

/dəˈmɪnjən/ sovereignty or control; a territory under a single ruler

dome C2+

/doʊm/ a rounded vault forming the roof of a building or structure

domicile C2+

/ˈdɑməsaɪl/ a person's permanent legal residence

donjon C2+

/ˈdɑndʒən/ the great central tower or keep of a medieval castle