| Unmarried one | 13 |
| Unmarried men | 13 |
| Unmarried lady, in Mex. | 23 |
| Unmarried lady of Sp. | 21 |
| Unmarried | 9 |
| Unmannerly type | 15 |
| Unmannerly sort | 15 |
| Unmannerly person | 17 |
| Unmannerly ones | 15 |
| Unmannerly one | 14 |
| Unmannerly men | 14 |
| Unmannerly man | 14 |
| Unmannerly guy | 14 |
| Unmannerly fellow | 17 |
| Unmannerly | 10 |
| Unmannered type | 15 |
| Unmannered sort | 15 |
| Unmannered fellow | 17 |
| Unmannered | 10 |
| Unmanned, unsettling military flier | 35 |
| Unmanned vessel that found the Titanic | 38 |
| Unmanned vehicle that found the Titanic | 39 |
| Unmanned sub that found the Titanic | 35 |
| Unmanned space probe launched Aug. 20, 1977 | 43 |
| Unmanned solar-powered aircraft tested in the 1980s and 1990s | 61 |
| Unmanned planes | 15 |
| Unmanned plane | 14 |
| Unmanned NASA mission of the '70s | 37 |
| Unmanned military craft | 23 |
| Unmanned flight | 15 |
| Unmanned flier | 14 |
| Unmanned craft that makes targeted attacks | 42 |
| Unmanned aircraft | 17 |
| Unmanned aerial raids | 21 |
| Unmanly man | 11 |
| Unmanly | 7 |
| Unmanageable tyke | 17 |
| Unmanageable muddle of reviews? | 31 |
| Unmanageable horses, in the Southwest | 37 |
| Unmanageable fear | 17 |
| Unmake tracks | 13 |
| Unmake changes | 14 |
| Unmake a mess (with "up") | 35 |
| Unmake a mess | 13 |
| Unmacho type | 12 |
| Unmacho features | 16 |
| UNLV part: Abbr. | 16 |
| UNLV part | 9 |
| UNLV basketball coach Kruger | 28 |
| Unlucky time for Caesar | 23 |
| Unlucky thing to draw | 21 |
| Unlucky strike? | 15 |
| Unlucky selection | 17 |
| Unlucky Roman number? | 21 |
| Unlucky ones | 12 |
| Unlucky one's question | 26 |
| Unlucky one's query | 23 |
| Unlucky one | 11 |
| Unlucky number, to Caesar? | 26 |
| Unlucky number, in ancient Rome? | 32 |
| Unlucky number on a match | 25 |
| Unlucky number for Caesar? | 26 |
| Unlucky number for Augustus? | 28 |
| Unlucky light-up combo? | 23 |
| Unlucky investor's loss, proverbially | 41 |
| Unlucky investor's loss | 27 |
| Unlucky in love, say | 20 |
| Unlucky gambler's output | 28 |
| Unlucky gambler's note | 26 |
| Unlucky fisherman's haul, in cartoons | 41 |
| Unlucky fisherman's catch, in comics | 40 |
| Unlucky diner | 13 |
| Unlucky consequence | 19 |
| Unlucky commuter | 16 |
| Unlucky charm | 13 |
| Unlucky catch, in cartoons | 26 |
| Unlucky British folksinger? | 27 |
| Unlucky board-game square | 25 |
| Unlucky board game square | 25 |
| Unlucky accidents, old-style | 28 |
| Unlucky accident | 16 |
| Unlucky "numerus" | 27 |
| Unlucky | 7 |
| Unloyal sort | 12 |
| Unloyal | 7 |
| Unlovely look | 13 |
| Unlovely bird sound | 19 |
| Unloose? | 8 |
| Unloose | 7 |
| Unlooped? | 9 |
| Unlocks, to Milton | 18 |
| Unlocks, poetically | 19 |
| Unlocks, in verse | 17 |
| Unlocks, in poetry | 18 |
| Unlocks, in a sonnet | 20 |
| Unlocks | 7 |
| Unlocking aid | 13 |
| Unlocked? | 9 |
| Unlocked, as a computer file | 28 |
| Unlocked area? | 14 |