The word "ordurous" means having a foul odor or smelling unpleasant. Some synonyms for "ordurous" include malodorous, putrid, rancid, fetid, and noxious. These words can be used to describe anything from a pile of garbage to a person who hasn't showered in days. Other related words include pungent, rank, sour, acrid, and stale. It's important to use these words sparingly and in appropriate contexts, as they can be quite strong and offensive. However, when used effectively, these synonyms can add a descriptive and vivid element to your writing or speech.