Wailers are individuals who cry out in grief or pain. There are several synonyms for the word wailers that can help to express the same idea in different ways. These synonyms include mourners, weepers, lamenters, keeners, howlers, shriekers, sobbers, and yowlers. All of these words capture the sense of deep emotional distress and anguish that can accompany loss or suffering. Depending on the context, each of these synonyms may be more or less appropriate in conveying the intended meaning. Ultimately, the choice of which word to use will depend on the specific nuances of the situation and the emotion being expressed.