FAQs About the word impregnableness

坚固

incapable of being taken by assault, not able to be captured by assault, impenetrable, unassailable

收容所,坚不可摧,无敌,不可战胜性,不可侵犯性,不可侵犯性,不死之身,无懈可击,避难所,撤退

危险,痛苦,危害,风险,不稳定性,危急,危险,风险,威胁,麻烦

imprecations => 诅咒, impoverishes => 贫困化, impostures => 骗局, imposts => 门柱, impostors => 冒名顶替者,