| 100% | OLDER | 5 | Like 10-Down vis-a-vis any other senator in history |
| 100% | OLDER | 5 | Like 10-Down vis-à-vis any other senator in history |
| 44% | IMPROPERLYSPELLED | 17 | Like the answers to the 10 asterisked clues, more often than any other English words, according to a 1999 study |
| 39% | OLD | 3 | Like relics in a history museum |
| 39% | PERFECT | 7 | Like a 10 in Olympic diving |
| 39% | DEEPER | 6 | Like the diving end of a pool vis-à-vis the other end |
| 39% | TIGHTER | 7 | Like a size 8 blouse vis-à-vis a size 10 |
| 38% | BEEFIER | 7 | Like the Rock vis-à-vis any of the Stones |
| 38% | LAST | 4 | Like this clue vis-à-vis the other Across clues |
| 38% | FIRST | 5 | Like this clue vis-à-vis the other Across clues |
| 38% | GREENER | 7 | Like the grass on the other side, in a saying |
| 38% | CRUNCHIER | 9 | Like Grape-Nuts vis-a-vis other cereals |
| 38% | PRICIER | 7 | Like penthouse suites vis-à-vis other apartments, typically |
| 38% | CHUG | 4 | Down in one gulp, like a glass of beer |
| 38% | SANK | 4 | Went down like a stone, in water |
| 37% | SORER | 5 | Like a Tour de France rider on day 20 vis-à-vis day 10 |
| 37% | WETTEST | 7 | Like Hilo, Hawaii, vis-à-vis other major American cities |
| 37% | PEAS | 4 | Like two ___ in a pod (very similar to each other) |
| 37% | ROYAL | 5 | Like a 10-J-Q-K-A flush, in poker |
| 37% | COOL | 4 | Like the other side of the pillow, in a saying |
| 37% | TERSER | 6 | Like Hemingway vis-a-vis most other writers |
| 37% | TERSER | 6 | Like Hemingway vis-à-vis most other writers |
| 37% | MEANER | 6 | Like bad, bad Leroy Brown vis-à-vis a junkyard dog, in song |
| 37% | DOUBLEBLIND | 11 | Kind of experiment ... or a hint to 10 Down answers in this puzzle |
| 36% | YARD | 4 | One of 10 in a series of football downs |
| 36% | ERODE | 5 | Gradually get worn down, like rocks in a river |
| 36% | HOLIER | 6 | Like Swiss vis-à-vis other cheeses |
| 36% | BOB | 3 | Move up and down, like a buoy in the ocean |
| 36% | AGOG | 4 | In a state of 10-Down |
| 35% | LARGER | 6 | Like L vis-à-vis XL, in some cases |