Katexousiazo describes rulers exercising authority over the Gentiles in the cited sayings.

The attested use concerns rulers' exercise of authority over the Gentiles, presented in parallel sayings in Mark 10:42 and Matthew 20:25.

1. Exercising authority over others · dominant

   In Mark 10:42 and Matthew 20:25, the present active plural form occurs in the statement about Gentile rulers and their relation to those under them. In Mark 10:42 the APB renders the surrounding statement, “those who are considered to rule the Gentiles lord it over them,” while Matthew 20:25 similarly says that “the rulers of the Gentiles lord it over them.”

   Mark 10:42Matthew 20:25

In the Anselm Project Bible: Across both cited verses, the APB presents the clause about Gentile rulers with “lord it over them,” followed by a statement that their great ones “exercise authority over them.” The term's specific English counterpart cannot be isolated with certainty.