Synset

offensively self-assured or given to exercising usually unwarranted power
<adj.all>   freq. cnt.: 2 freq. cnt.: 2

autocratic

bossy

dominating

high-and-mighty

magisterial

peremptory

sample sentences

"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"