The Oxford Thesaurus An A-Z Dictionary of Synonyms - keenэ v.

1) weep, wail, moan, lament, mourn, grieve; bewail, bemoan: Finnegan's widow still keens over him. --n. 2) dirge, elegy, knell, lament, lamentation, Requiem, monody, threnody, thanatopsis, epicedium , Scots and Irish coronach: The keens could be heard throughout the neighbourhood.