lambaste

Synonyms: assail attack berate blister bludgeon castigate censure criticize cudgel denounce excoriate flay flog hammer hit lash into pan pelt pound pummel rake over the coals read the riot act rebuke reprimand rip into roast scathe scold scorch scourge shellac slam slap slash smear smother strike thrash trim upbraid wallop whip

Antonyms: praise uphold