bone crushing (adjective) grinding: abrasive
Sinonime: audaciousness, audacity, boldness, brashness, brazenness, cheek, chutzpa, chutzpah, crust, discourtesy, disrespect, effrontery,
face, forwardness, gall, impertinence, impudency, incivility, insolence, irreverence, nerve, overconfidence, pertness, presumptuousness, rudeness, sassiness, sauciness