Adverbs for Oppressive

drearily; ruthlessly; needlessly; systematically; incredibly; incomparably; grievously; obnoxiously; shockingly; appallingly; frightfully; odiously; tragically; heavily; unbearably; intolerably; insufferably; dismally; cruelly; barbarously; bitterly; tyrannically; heartbreakingly; gallingly; domineeringly; savagely; brutally; inhumanly.