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Related to impregnability: perilously
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|Noun||1.||impregnability - having the strength to withstand attack|
safety - the state of being certain that adverse effects will not be caused by some agent under defined conditions; "insure the safety of the children"; "the reciprocal of safety is risk"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.