Unfledged pigeon U. S. chemist, discoverer of heavy hydrogen. U. S. chemist, Nobel prizewinner, 1934. U. S. scientist. U. S. chemist, worker at Site Y. U. S. chemist U. S. Treasury operatives. U. S. agents. U.S. agents. U.S. chemist who discovered deuterium U. S. agents U.S. Treasury sleuths U.S. agents Usually not a good way to get married U.S. Govt. agents Undercover types Untouchables, et al. U.S. investigators "Untouchable" feds 'Untouchable' feds 'Untouchable' feds Upright post U. of Md. athlete Univ. of Maryland collegian University of Maryland player, informally U. of Maryland athlete U. of Maryland athlete Unflappable Unflappable Unaggressive Unlikely to stress out Unextreme personality Unlikely to stress out Unflappable sort Upsets the German director with the French interest of Bicycle Thieves Unlikely loser Unfancy dinner Unwanted baggage Unwanted baggage Unwanted baggage in roll containing Red Rock Unenjoyably overdone Ultra: Slang. Ultra. Ultra: Slang Ultra Unconventional sort 2000 U.S. Open winner Safin 2000 U.S. Open winner Safin 2000 U.S. Open champ Safin Unto whom to do Unlisted ones Unlisted ones Unlisted stuff Unspecified group Uppercut alternatives Uncle Sam is stifled by unusual gases from bangers Use as gas preparing food Unanimated, to the max Unanimated, to the max Unquestionably gone Unhealthy breakfast "___ und Verklärung" (Richard Strauss opus) Unit of weight for wool U.N. joiner of May 1992 Unreal Unreal Unexpected response to a confession Unexpected response to a confession Ulster makers. United Garment Workers. Unchangeable situation Unexciting partner in an impasse Untalented writer Units of a chain with links? ___ up (catch on) Understanding is pervading our group Using good judgment Unfair criticism Unite around Northern values principally to recover Unanticipated questions? Unanticipated questions? Unexpected challenge U-turn from SSE U-turn from SSE Up and a little to the left, for short U-turn from SSE U-turn from SSE Up and a little to the left, for short Uses the hairdryer too long, perhaps Unworldliness Unworldliness Unsophistication Unworldliness Unsophisticated quality Unaffected simplicity. Unsophistication. Unworldliness Umpire Umpire Us and Saddam, e.g. Unit of Rotarians. Unit of cell phone usage: Abbr. U.S. goalkeeper Naeher of the 2019 World Cup champions University staying power? University staying power? Unlikely command to a Chihuahua Unlikely command to a Chihuahua Urban cacophony Union upsets Harry Daniel living in Africa Use reign badly as the lord of the manor Unshockingly Unsurprisingly Unsurprisingly 1942-1945 US spy gp. Uranium taken in ground assault almost per routine US intelligence org. Us, e.g. U. S. agency U.S.D.A. stamp abbr. Unit of breath freshening Unit of measure. Unit of 97-Across Unit of length U. N. meetings. U.S. composer U.S. composer associated with Copland U.S. composer: 1896-1985 U.S. composer Roger ___ Unintended printing patterns Unintended printing patterns Used paper and/or plastic Unseat Unseat Unseat Uncrown Unseat Unseat Unthrone Unseat Unseat Unseat Usually green mineral Usually green mineral Unleash, as havoc Unleash, as mayhem Unleash Unleash, as havoc Unleash, as mayhem Unleash Unleash, as havoc Unleash Unleash, as havoc Unleash Unleash, as havoc Unleash, as havoc Unleash Unleash Unleash awful smell on the airwaves Unleash Unleash U. S. ethnologist U.S. bombs US government personified USA US personified USA personified USSR Republic. U.S.S.R. republic Union buster Union buster Union buster Unsettled Unsettled Unresolved Unsettled Unwieldy ship Unwieldy ship Unwieldy thing Unwieldy ship Unwieldy ship. Unwieldy ship Unwieldy ship Unwieldy ship Unwieldy ship Unwieldy thing Unwieldy thing Uniqueness Ultra blue Unkind comments Unpleasant remarks Use it to prevent run-on, perhaps Use it to prevent running on Unfrocked one Usual? Not on a butterfly Using few words Unwordy Using few words Using few words Unit of weight (var.) Unit of weight (var.) Unit of mass Unaccompanied choral composition Unaccompanied choral composition Unemotional Unemotional Unexpressive Uncomfortably stiff Uncomfortably stiff Unemotional type describes those in 3 down Unnatural Germanic god peripheral to Ring? Use block letters Use block letters Urban ___ Utilize an inkjet Use block letters Utilize an inkjet Use block letters Unfamiliar Unfamiliar Unkind words Unfamiliar Use a press Upsetting of rule by monarch from abroad Uncovered wagons. Uncovered wagons Unimaginative Unspecified object Unspecified object Unspecified object Unspecified object Unfamiliar first-time composer taken on by The Tourists going abroad Usual starter for party in Belgium - side of Tuna in batter Unpunctual Unremarkable path involving kilometres in tortuous road Unremarkable system for resting sixth-sevenths of the week? Underwater-swimmer's equipment. Use completely Uprising. Uprising Uprising Uprising Undersea craft. Underwater "wolf pack" Underwater craft about to move south U.S. retailer since 1902 Unclean "Unlawful ___" (1992 Russell/Liotta film) Unusually bad sign for the corporation Unusually bad sign for corporation Use up gradually.