perversity

Perversity, inconsistency—but it was her nature, and she could not overcome it.

Perversity haunts the garden, and the dock always grows as near as possible to some plant that you value.

Perversity prompted her answer, but at once she remembered Crewe, and turned away in annoyance.

"Perversity is the only thing that makes this rotten life worth living," retorted Bakkus.