| Answer | Crossword Clue |
|---|---|
| EASTERN | American rival, once |
| TWA | American rival |
| UNITED | American rival |
| DELTA | American rival |
| TWA | Former American rival |
| VISA | American Express rival |
| THEXFACTOR | "American Idol" rival |
| UAL | American rival: Abbr. |
| UNITED | American Airlines rival |
| DISCOVER | "Scientific American" rival |
| LIONEL | American Flyer rival |
| EASTERN | American rival until 1991 |
| MRSFIELDS | Great American Cookies rival |
| UAL | Rival of Delta and American: Abbr. |
| MARTHACAREFUL | "Woman" whose letter in "The American Weekly Mercury" lampooned a rival publisher (1729) |
