impassibility

It’s no longer in use; grass and dirt cover much of its surface, and the road at its far end is overgrown to the point of impassibility.

They encompass many unknowns, and the physics bumps up against many constraints and boundary conditions—rules that cannot be broken, like conservation of matter or the impassibility of a solid wall.

They prepared to kill him with that cruel and stupid impassibility characteristic of eunuchs; but Cleopatra, who, in the interim, had covered herself with her calasiris, made signs to them to stop, and bring the prisoner before her.

The brutalities of Zola and the Naturalistic School, the frigid perfection and metallic impassibility of the Parnassians are over and done with.

The grandee retained his cigar in his left hand, and, with an impassibility which savored of the theatrical, he gave long puffs at it.