virulent

adj. 剧毒的，恶毒的

violence, violenly, violent, violently, violet, violin, violinist, viper, viperine, virgin, Virgin Islands, Virginia creeper, virility, virtual, virtually, virtue, virtuosity, virtuoso, virtuous, virulence, virus, visa, viscid, viscosity, viscous, visibility, visible, visibly, vision, visionary, visit, visitation, visited, visiting card (US `calling card), visiting professor, visitor, visitors' book, visor, vista, visual,