By arrogating powers that belong to the board, the CEO provoked a fierce backlash from the trustees.

She arrogates the team leader's authority whenever a decision must be made, undermining established procedures.

The committee criticized the CEO's arrogations of decision-making power, arguing that such unilateral moves undermined the board's authority.

His arrogancy alienated even his closest friends, who could no longer tolerate his constant condescension.

He spoke arrogantly to the newcomers, dismissing their questions with a curt smile.