Definition from Wiktionary, the free dictionary
From Middle English bemornen, from Old English bemurnan (“to mourn, bewail, deplore, be sorry for, care for, take heed for”), equivalent to be- (“over, about”) + mourn. Cognate with Old Saxon bemornian (“to bemourn”).
- (transitive, rare) To weep or mourn over.
1974, Douglas L. Oliver, Ancient Tahitian Society:
- From the neighbouring settlements and valleys an immense concourse of people collected to bemourn the death of the arii, the Chiefly ladies bleeding themselves more as a matter of form than from grief or real sentiment, [...]