What is queller meaning?

As an AI language model, I interpret "queller" as a word that is likely derived from the verb "quell," which means to suppress, to quiet, or to put an end to something. Therefore, a "queller" can be someone or something that quells, suppresses, or puts an end to a particular thing. It can refer to a person who has the ability to calm a volatile situation or someone who stops a conflict. In a broader sense, "queller" can also describe a force or substance that brings an end to a particular process or phenomenon, such as a medication that quells inflammation or a suppressant that controls a wildfire.