impenetrability

Meeting after meeting, they repeat the theme: Quintana’s problems may have been exacerbated by the impenetrability of her parents’ bond, or by her mother’s tendency to distance.

Stewart spent most of her life building a façade of impenetrability and invulnerability, controlling and crafting an image of calm, assured expertise.

The picture’s core flaw remains Phoenix’s Napoleonic impenetrability.

Within hours, its impenetrability was exposed as flawed.

To propagate the legend of the BlackBerry’s impenetrability, the D.E.A. also sent drug informants back to their gangs.