feud

不和；争执；封地;（部落或家族间的）世仇英释中释nan angry and often violent quarrel between two people or groups that continues for a long time

长期不和；长期争斗英释中释vto continue quarrelling for a long time, often in a violent way

1 at feud with,与…有仇，与…不和

2 blood feud,族仇；世仇

1 Insults only served to inflame the feud..侮辱只是起到了加剧长期不和的作用。