"radicalism" in German radicalism Radikalismus Detailed translations for "radicalism" radicalism radicalism(also: radicalness) der Radikalismus{masculine} Gentlemen the festering tides of radicalism are upon us. Source: opensubtitles.org Corpus by OPUS Request review Meine Herren, die gärende Flut des Radikalismus kommt über uns.