From WordNet (r) 3.0 (2006):
wail
n 1: a cry of sorrow and grief; "their pitiful laments could be
heard throughout the ward" [syn: lament, lamentation,
plaint, wail]
v 1: emit long loud cries; "wail in self-pity"; "howl with
sorrow" [syn: howl, ululate, wail, roar, yawl,
yaup]
2: cry weakly or softly; "she wailed with pain" [syn: wail,
whimper, mewl, pule]