How did the word "ketchup" come into the English language?
As a ketchup lover, and a fan of Lea &amp; Perrins Worcester Sauce, I can see the Chinese, fishy-brine, vinegar-based connection.

Have a look here. Especially 3、

One of these words may be the Daddy of the word ketchup: 茄汁”、“鮭汁”、“醢汁