(adv.) In a harsh manner; gratingly; roughly; rudely.

abruptly austerely badly bearishly bluffly bluntly boorishly brashly brusquely cavalierly churlishly cruelly crustily curtly grimly gruffly hardly heartlessly inclemently inexorably mercilessly nastily painfully pitilessly relentlessly remorselessly rigorously roughly ruggedly ruthlessly severely sharply shortly snippily sternly strictly stringently toughly uncompassionately unforgivingly unmercifully unremorsefully unsparingly unsympathetically unyieldingly