impudent
Word family nounimpudenceimpudicityadverbimpudentlyadjectiveimpudent
im·pu·dent /ˈɪmpjədənt/ adjectiveadj formal or old-fashioned —impudence noun [uncountableU] He stared at me with a mixture of impudence and hostility. 他无理又充满敌意地瞪着我。
Origin impudent (1300-1400) Latin pudere “to feel shame”