| Uniform choice | 14 |
| Uniform band | 12 |
| Uniform attachment | 18 |
| Uniform armband | 15 |
| Uniform alternative | 19 |
| Uniform adornments | 18 |
| Uniform adornment | 17 |
| Uniform accessory | 17 |
| Uniform | 7 |
| Unifies | 7 |
| Unified whole | 13 |
| Unified views? | 14 |
| Unified periods | 15 |
| Unified group | 13 |
| Unified expression | 18 |
| Unified entities | 16 |
| Unified | 7 |
| Unificationist | 14 |
| Unification Church, e.g. | 24 |
| Unification Church throng? | 26 |
| Unification Church member, slangily | 35 |
| Unification Church member, popularly | 36 |
| Unification Church member, informally | 37 |
| Unification Church member, casually | 35 |
| Unification Church member | 25 |
| Unification Church head | 23 |
| Unification Church founder | 26 |
| Unification Church follower, informally | 39 |
| Unification Church follower nickname | 36 |
| Unification Church follower | 27 |
| Unidentified women | 18 |
| Unidentified woman | 18 |
| Unidentified rumor source | 25 |
| Unidentified planes | 19 |
| Unidentified person | 19 |
| Unidentified people | 19 |
| Unidentified one | 16 |
| Unidentified man | 16 |
| Unidentified John | 17 |
| Unidentified guy | 16 |
| Unidentified female | 19 |
| Unidentified entrée at a power lunch? | 40 |
| Unidentified | 12 |
| Unidentifiable stuff on a cafeteria tray | 40 |
| Unidentifiable one | 18 |
| Unidentifiable mass | 19 |
| Unidentifiable | 14 |
| Unideal environment for discussing policy | 41 |
| Unicycle's lack | 19 |
| Unicycle part | 13 |
| Unicycle need | 13 |
| Unicycle component | 18 |
| Unicorns and griffins | 21 |
| Unicorn's foe | 17 |
| Unicorn's feature | 21 |
| Unicorn in “The Magic of Oz” | 36 |
| Unicorn in a 1998 movie | 23 |
| Unicorn fish | 12 |
| Unicorn feature, e.g. | 21 |
| Unicorn feature e.g. | 21 |
| Unicorn feature | 15 |
| Unicorn e.g. | 13 |
| Unicellular swimmers | 20 |
| Unicellular plant | 17 |
| Unicellular organisms | 21 |
| Unicellular organism | 20 |
| Unicellular life | 16 |
| Unicellular critters | 20 |
| Unicellular critter | 19 |
| Unicellular creature | 20 |
| UNICEF's first celebrity ambassador Danny | 45 |
| UNICEF's first celebrity ambassador | 39 |
| UNICEF spokesperson who's gotten their money back? | 54 |
| UNICEF program | 14 |
| UNICEF month | 12 |
| Unicef helps them | 17 |
| UNICEF good-will ambassador | 27 |
| Unibrowed Muppet | 16 |
| Uni- times three | 16 |
| Uni- relative | 13 |
| Uni- + uni- + uni- | 18 |
| Uni or ikura, e.g. | 18 |
| Unhurt | 6 |
| Unhurriedly | 11 |
| Unhurried pedestrians | 21 |
| Unhurried gait | 14 |
| Unhurried ease | 14 |
| Unhurried | 9 |
| Unhunh | 6 |
| Unhuman | 7 |
| Unhorsed | 8 |
| Unhooks, so to speak | 20 |
| Unhooks | 7 |
| Unholy rollers? | 15 |
| Unholy noise | 12 |
| Unholy group | 12 |
| Unholy figurine | 15 |
| Unholy figure | 13 |
| Unholy combinations of circumstances | 36 |
| Unholy | 6 |