| Ultimately, in Montreal | 23 |
| Ultimatum ender, often | 22 |
| Ultimatum in an Elvis title | 27 |
| Ultimatum to a boaster | 22 |
| Ultimatum's ultimate word | 29 |
| Ultimatum, for example | 22 |
| Ultra Brite alternative | 23 |
| Ultra high resistances: Abbr. | 29 |
| Ultra __: detergent brand | 25 |
| Ultra-authoritarian, in slang | 29 |
| Ultra-busy personality | 22 |
| Ultra-fast flyers, for short | 28 |
| Ultra-modernist (Pref.) | 23 |
| Ultra-obedient companions | 25 |
| Ultra-reliable team members | 27 |
| Ultrafast flyers, for short | 27 |
| Ultrafast jet, for short | 24 |
| Ultrafast jets, for short | 25 |
| Ultrahigh-energy photons | 24 |
| Ultralight backpacking item | 27 |
| Ultramarathoner's concern | 29 |
| Ultramarathoner's need | 26 |
| Ultramodern Spanish artist | 26 |
| Ultramodernist (Pref.) | 22 |
| Ultrasimple wind instrument | 27 |
| Ultraslim margin of victory | 27 |
| Ultraviolet Index factor | 24 |
| Ultraviolet light filter | 24 |
| Ultraviolet light protector | 27 |
| Ultraviolet radiation blocker | 29 |
| Ultraviolet ray absorber | 24 |
| Ultraviolet ray blocker | 23 |
| Ultraviolet rays absorber | 25 |
| Ultraviolet-ray blocker | 23 |
| Ultravox frontman Midge __ | 26 |
| Ulysses S. Grant's horse | 28 |
| Ulysses' temptress | 22 |
| Uma Thurman film of 1997 | 24 |
| UMass's conference | 22 |
| Umber or chocolate brown | 24 |
| Umberto II was its last king | 28 |
| Umbrella for Mrs. Sairey | 24 |
| Umbrella girl's brand | 25 |
| Umbrella holder, perhaps | 24 |
| Umbrella org. of draft boards | 29 |
| Umbrella plant, for one | 23 |
| Umbrella seller's song? | 27 |
| Umbrella-capped mushroom | 24 |
| Umbrella-garnished drink | 24 |
| Umbrella-shaped growth | 22 |
| Umbrette's relative | 23 |
| Umlaut-bearing bubbly brand | 27 |
| Umlauts' kin (Var.) | 23 |
| Umm al-Quwain, for one | 22 |
| Ump's call, in baseball | 27 |
| Ump's call, sometimes | 25 |
| Ump's plate cleaner | 23 |
| Ump's thumb-extended call | 29 |
| Umpire in the Hall of Fame | 26 |
| Umpire's aid, at times | 26 |
| Umpire's assistant | 22 |
| Umpire's call, sometimes | 28 |
| Umpire's face wear | 22 |
| Umpire's palms-down call | 28 |
| Umpire's thumb signal | 25 |
| Umpire's visual call | 24 |
| Umpire's yell, sometimes | 28 |
| Umps' counterparts | 22 |
| Umpteen's ordinal? | 22 |
| Umpteen, with "a" | 27 |
| UMW's labor leader | 22 |
| UN social development agency | 29 |
| Un : France :: ___ : Germany | 28 |
| UN advocate for workers | 23 |
| UN agency established in 1919 | 29 |
| UN ambassador before Vernon | 27 |
| UN ambassador under JFK | 23 |
| Un and un and un and un | 23 |
| UN anti-child-labor agcy. | 25 |
| UN delegate since 2000 | 22 |
| UN delegate since 2002 | 22 |
| UN head before Ki-moon | 22 |
| UN immunization agency | 22 |
| UN labour organization | 22 |
| UN member since '49 | 23 |
| UN member since '62 | 23 |
| UN member since '76 | 23 |
| UN member until '91 | 23 |
| UN Special Envoy to Haiti | 25 |
| UN worker protection grp. | 25 |
| UN workers' advocate | 24 |
| UN workers' agency | 22 |
| UN workers' rights agcy. | 28 |
| UN workers' rights gp. | 26 |
| UN working conditions agcy. | 27 |
| UN working-conditions agency | 28 |
| UN's activity, at times | 27 |
| Un-biased Lincoln supporter? | 28 |
| Un-P.C. suffix, to many | 23 |
| Un-PC high school class | 23 |