brashest
adj. 傲慢的( brash的最高階 ); 輕率的; 易碎的; 脆的
If you describe someone or their behaviour as brash, you disapprove of them because you think that they are too confident and aggressive.
On stage she seems hard, brash and uncompromising.
在臺上她顯得強硬、自負且毫不妥協。