Added 9 October 2026 dangerousness noun Categories: Describing WordsRare Words noun ! Definition from Wiktionary (CC BY-SA). More about dangerousness at Wordnik → Where our words come from → The state or quality of being dangerous. Related Words: dangerhazardriskseveritygravityseriousnessdangerosityundangerousnesshazardousnessdeadlinessperilousnesspoisonousness Back to today's word