dagoed - A word from old times that the British used to call Spanish

A word from old times that the British used to call Spanish sailors, but now it’s a bad name for Italians in America.

My grandma got called a dago because she didn’t know the difference between a fork and a spoon.

My brother got called a dago because he spilled spaghetti on his shirt.

My cousin got called a dago because he didn’t know the rules of the game.