* Kosher is a religious concept: It refers to foods and practices that adhere to Jewish dietary laws.
* "Opposite" is relative: The opposite of kosher could depend on what aspect you're considering.
Here are some possibilities depending on the context:
* Non-kosher: This is the most straightforward way to describe something that doesn't adhere to kosher rules.
* Treif: This is the Hebrew word for non-kosher.
* Forbidden: This implies that something is prohibited according to Jewish law.
* Unclean: This is a less common term but could be used in a broader sense to describe something that is not kosher.
* Halal: This is the Muslim equivalent of kosher. It refers to food and practices that are permissible according to Islamic law. However, it's not technically the "opposite" of kosher, but rather a parallel concept.
Ultimately, the best way to describe the opposite of kosher depends on the specific context and what you want to emphasize.