noun
Used for expressing sympathy after a death; common in phrases like 悔やみを述べる or 悔やみの言葉.
彼の家族に悔やみを伝えた。
I expressed my condolences to his family.
葬儀で悔やみの言葉を述べるのは難しい。
It's difficult to say words of condolence at a funeral.
Derived from the verb 悔やむ (to regret, to mourn), nominalized with the continuative form.