Synonyms for berserk Found 3 synonyms across 2 meanings for “berserk”. one of the ancient Norse warriors legendary for working themselves into a frenzy before a battle and fighting with reckless savagery and insane fury (noun) berserker wildly frenzied and out of control (adj) amuckamok Explore Related Words Rhymes with berserkSynonyms for berserkerSynonyms for amuckSynonyms for amok Synonym Finder | Rhyme Finder | Poetry Editor