名詞 vendetta:

1. a feud in which members of the opposing parties murder each other
   同義詞：blood feud

ven.det.ta

n.（名詞）
A feud between two families or clans that arises out of a slaying and is perpetuated by retaliatory acts of revenge; a blood feud.
族間血仇，血系間的復仇：由殺戳引起的并通過以牙還牙的報復行為而持續(xù)不斷的兩個家族或宗族之間的世仇；血仇
A bitter, destructive feud.
宿怨：強烈的、毀滅性的仇恨

來源：
Italian
意大利語
from Latin vindicta [revenge] * see vindictive
源自 拉丁語 vindicta [復分] *參見 vindictive