What do these words have in common: “fox,” “shotgun,” “tightwad,” “house,” “dimple,” “prissy,” and “ammunition?” Believe it or not, they’re among the most frequently used words by Missourians who use on-line dating websites. So says a New York computer programmer who searched every US zip code and analyzed profiles from 21 dating sites. See details in a two page spread titled “United Dates of America” in the latest issue of National Geographic.