"Pungy" is a colloquial term that is typically used to describe something that is unpleasant smelling or foul. If you are looking for synonyms for this term, then some alternate phrases that you can use are "foul smelling", "stinky", "rancid", "rotten", "putrid", "malodorous", "fetid", "rank", "offensive", "unpleasant-smelling", "nauseating", and "disgusting-smelling". These synonyms can be used interchangeably with "pungy" to describe an unpleasant odor that emanates from anything, be it a person, an animal, or even an object. So, the next time you want to describe a foul smell, you can use any of these synonyms instead of using the term "pungy".