Synonyms for Wailing (same or very similar meaning)
WordNet sense 1 (vocally expressing grief or sorrow or resembling such expression):
lamenting, wailfulWordNet sense 2 (experiencing or marked by or expressing sorrow especially that associated with irreparable loss):
sorrowfulWordNet sense 3 (loud cries made while weeping):
bawlingFrom the ODE community, based on WordNetadd/edit