| Mars mouthful; also, a hint to this puzzle's theme | 54 |
| Mars mission org. | 17 |
| Mars markings | 13 |
| Mars marking | 12 |
| Mars is one | 11 |
| Mars hue | 8 |
| Mars has two | 12 |
| Mars follower | 13 |
| Mars feature | 12 |
| Mars explorers | 14 |
| Mars explorer | 13 |
| Mars equivalent | 15 |
| Mars counterpart | 16 |
| Mars competitor | 15 |
| Mars cars | 9 |
| Mars candy bar | 14 |
| Mars candy | 10 |
| Mars Bars, e.g. | 15 |
| Mars atmosphere features | 24 |
| Mars and Venus, e.g. | 20 |
| Mars and Venus | 14 |
| Mars and Pluto | 14 |
| Mars and Neptune, to Nero | 25 |
| Mars and Milky Way | 18 |
| Mars and Mercury | 16 |
| Mars and Jupiter | 16 |
| Mars and Ares | 13 |
| Mars alias | 10 |
| Mars : Rome : : __ : Greece | 27 |
| Mars : Roman :: ___ : Greek | 27 |
| Mars : Pedigree :: Nestlé : ___ | 34 |
| Mars | 4 |
| Marrying words | 14 |
| Marrying VIPs | 13 |
| Marrying types: Abbr. | 21 |
| Marrying secretly | 17 |
| Marrying outside one's family or tribe | 42 |
| Marrying on the sly | 19 |
| Marrying minister, e.g. | 23 |
| Marrying men: Abbr. | 19 |
| Marrying in haste | 17 |
| Marrying each other's former spouses? | 41 |
| Marryin' _____ of "Li'l Abner" | 48 |
| Marryin' types | 18 |
| Marryin' Sam's creator | 30 |
| Marryin' Sam presided over her 1952 wedding | 47 |
| Marryin' Sam portrayer in "Li'l Abner" | 56 |
| Marryin' Sam married him to Daisy Mae | 41 |
| Marryin' kind? | 18 |
| Marryat's midshipman | 24 |
| Marryat's "Mr. Midshipman ___" | 44 |
| Marryat hero | 12 |
| Marry, sans ceremony | 20 |
| Marry, casually | 15 |
| Marry someone much younger | 26 |
| Marry secretly | 14 |
| Marry on the sly | 16 |
| Marry on the run | 16 |
| Marry on the down-low | 21 |
| Marry on the cheap, maybe | 25 |
| Marry on the cheap | 18 |
| Marry modestly | 14 |
| Marry Mary | 10 |
| Marry in haste | 14 |
| Marry in a hurry | 16 |
| Marry anew | 10 |
| Marry again | 11 |
| Marry a woman | 13 |
| Marry a sorceress? | 18 |
| Marry a much younger mate | 25 |
| Marry | 5 |
| Marrow source | 13 |
| Marrow | 6 |
| Marriott, for one | 17 |
| Marriott rival | 14 |
| Marriott competitor | 19 |
| Marriott and Hyatt, for example | 31 |
| Marriott alternatives | 21 |
| Marriott alternative | 20 |
| Marries, perhaps | 16 |
| Marries on the run | 18 |
| Marries in secret | 17 |
| Marries in haste | 16 |
| Marries anew | 12 |
| Marries again | 13 |
| Marries | 7 |
| Marrier in haste, maybe | 23 |
| Married, in a way | 17 |
| Married women, in Madrid | 24 |
| Married woman, in Madrid | 24 |
| Married woman, abbr. | 20 |
| Married woman's title | 25 |
| Married woman in Mex. | 21 |
| Married woman abroad | 20 |
| Married woman sometimes | 24 |
| Married woman | 13 |
| Married state | 13 |
| Married Spanish women | 21 |
| Married sleuths of fiction | 26 |
| Married secretly | 16 |