Usually I just speak gibberish when the need to pretend to not speak the same language as someone else arises….(and yeah, that happens a lot more than you’d think it does)…but this idea is even better.
Lodi Algoma! Omro Wausau Manawa! is gonna be my new go-to phrase
I ain’t actually lived in any of those particular cities, but it sounds a lot better (for these purposes) than “Sun Prairie, Madison, Columbus!”