"wails" in the noun sense
1. lament, lamentation, plaint, wail
a cry of sorrow and grief
"their pitiful laments could be heard throughout the ward"
"wails" in the verb sense
1. howl, ululate, wail, roar, yawl, yaup
emit long loud cries
"wail in self-pity"
"howl with sorrow"
2. wail, whimper, mewl, pule
cry weakly or softly
"she wailed with pain"
Source: WordNet® (An amazing lexical database of English)
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