roughshod(s = adj.all) barbarous, brutal, cruel, fell, savage, vicious - (of persons or their actions) able or disposed to inflict pain or suffering; "a barbarous crime"; "brutal beatings"; "cruel tortures"; "Stalin's roughshod treatment of the kulaks"; "a savage slap"; "vicious kicks"
roughshod(s = adj.all) heavy-handed - unjustly domineering; "incensed at the government's heavy-handed economic policies"; "a manager who rode roughshod over all opposition"