(いこん)

いこん
noun
grudge; lingering resentment; old score
emotion
1. grudge; lingering resentment; old score
Resentment or ill will that remains long after the event that caused it, often between people or groups with a history of conflict.
遺恨(いこん)(のこ)
Leave a lingering grudge.
Even after the match, a grudge remained between the two teams.
They decided to let bygones be bygones and make up, washing away their old grudge.

A strong, long-lasting grudge, often carried between rivals or after a serious falling-out. More literary and weightier than everyday (うら).

Common collocations

Similar words