blood feud, n.Definitions

Blood feud (n.) contains ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠only one act — murder — repeated for the same reasons in the same way, each a vengeful copy of the last.