I had to look it up. Apparently maize did not get to Egypt till around the year 1600 but in British English the word “corn” refers to any local grain. Eg these

I had to look it up. Apparently maize did not get to Egypt till around the year 1600 but in British English the word “corn” refers to any local grain. Eg these “Corn laws” refer to wheat: https://en.wikipedia.org/wiki/Corn_Laws https://en.wikipedia.org/wiki/Corn_Laws