Severance (Noun)

A personal or social separation (as between opposing factions); "they hoped to avoid a break in relations".

Nouns denoting natural events.

The divorce was a painful severance from the life she had known for over a decade.
The feud between the two siblings ended in a complete severance, with neither speaking to the other again.
The company's announcement of bankruptcy led to a severance of ties between the management and the union.
The scandal resulted in a severance of diplomatic relations between the two countries.
After the argument, there was a severance of all communication between the former friends.

The act of severing.

Nouns denoting acts or actions.