General terms:
* Cornbread patty
* Polenta cake (if made with polenta)
* Corn cake
* Corn fritter (if fried)
More specific terms:
* Hushpuppy (a type of cornmeal fritter popular in the Southern US)
* Johnnycake (a type of cornmeal cake common in New England)
* Arepa (a type of cornmeal patty popular in Latin America)
Ultimately, the best word to use depends on the specific situation and the intended meaning.