abruptness

noun
1
the fact of being sudden, unexpected and often unpleasant
ناگهانی بودن, غیرمنتظره بودن
2
the fact of being rude and unfriendly, without taking time to say more than is necessary
خشونت رفتاری, گستاخی, بی ملاحظگی, بی ادبی, تندخویی
Polite enquiries were met with abruptness and rudeness.
synonym brusqueness, curtness