If you are looking for a Polish word that means "fried" or "grilled," you could use:
* smażony (masculine)
* smażona (feminine)
* smażone (plural)
* grillowany (masculine)
* grillowana (feminine)
* grillowane (plural)
For example, you could say "smażona ryba" (fried fish) or "grillowany kurczak" (grilled chicken).