i Register
In some senses, abruption is marked as archaic. Watch for register when choosing this word.
noun
A sudden termination or interruption.
A sudden breaking off or breaking away; a violent separation of bodies.
By this abruption posterity lost more instruction than delight.
After a startling abruption and a slow recovery, the canonic process is resumed at [7], with a whole slew of redundant entries on the last phrase.