Ketchup did not begin as ketchup. It began as kê-tsiap, a Hokkien word for the brine left over from pickled fish, carried out of the ports of southern China by traders who had no idea they were naming a future American condiment.
Food is the most honest archive we have. A menu is a map of every people who ever fed us. Sugar came from Sanskrit, coffee from the Arabic qahwa, and the words arrived the way the flavors did — slowly, by hand, passed from a cook who knew the dish to a cook who didn't yet.
I find I can't separate the eating from the naming. To learn that your morning coffee carries an Arabic word inside it is to taste, faintly, the route it rode in on. The etymology doesn't change the flavor. It changes the company you're keeping while you drink.
These are the word origins that traveled from field to fork to phoneme — and what strikes me is how little force was involved. No empire decreed that English should keep qahwa. People simply liked the drink and needed a word for it, and the easiest word was the one the seller already used. Desire did the work that decree could not.
Every dish has an etymology, which is only to say every dish came from somewhere, fed someone first. Pull any item on your plate back far enough and it stops being yours. It was always on loan. We just call it dinner.