Synonyms for complainer

It is for the complainer's relief, not for God's information.

Although Achan was the only offender, he was probably far from being the only complainer on that occasion.

I see that you think you have effectually disposed of all complaint by challenging the complainer to suggest a remedy.

Chamillart searched for the document, found it, and saw that the complainer was right.

"Together we make sweetest harmony," returned the bell next the complainer.