Crudy is a slang term used to describe something disgusting or unpleasant. There are a variety of synonyms that can be used in place of crudy, such as gross, repulsive, foul, nasty, putrid, and vile. These words can be used to describe anything from food that has gone bad to a bad smell or taste. Other synonyms for crudy include disgusting, revolting, loathsome, abhorrent, and nauseating. These words can be used interchangeably with crudy, depending on the situation or context in which they are used. Whether you are describing something that is unpleasant or simply trying to find another term to use in place of crudy, there are plenty of options to choose from.