"ruinous" in German ruinous baufällig ruinös katastrophal verfallen Detailed translations for "ruinous" ruinous 1. archaeology ruinous(also: dilapidated, tumbledown, out-of-repair, in bad repair) baufällig{adjectiv} 2. other ruinous(also: ruinously) ruinös ruinous(also: cataclysmal, calamitous, disastrous) katastrophal{adjectiv} ruinous(also: addicted, decayed, decrepit) verfallen{adjectiv} English synonyms for "ruinous" ruinous {s} blasting catastrophic