Simplify the following text for a Grade 10 native English-speaking person.
Original: A blood feud is a feud with a cycle of retaliatory violence , with the relatives of someone who has been killed or otherwise wronged or dishonored seeking vengeance by killing or otherwise physically punishing the culprits or their relatives .
Simplified: A blood feud is a feud with a cycle of retaliatory violence , with the relatives of someone who has been killed or otherwise wronged or dishonored .