gall1
/gɔːl गॉल्/ noun 1 [U] rude behaviour showing a lack of respect that is surprising because the person doing it is not embarrassed निर्लज्ज, अप्रत्याशित, अशिष्टता व दुस्साहसपूर्ण
He arrived two hours late then had the gall to complain about the food.