sever
/ˈsɛvər/
verb
- To cut or break something off completely, especially a part of the body or a physical object.
- A falling branch severed the power line, causing a blackout.
- The surgeon had to sever the damaged tendon to repair the injury.
- The knife slipped and severed the rope holding the boat.
- To end a relationship, connection, or agreement completely.
- After the argument, they chose to sever their friendship.
- The treaty severed the region's political connection to the empire.
- The company decided to sever all ties with its former partner.