Letter U 1250–1500

Unit of mountain formation Unit that's too big to cover in history class? Universal unit Untold eras Used in cosmology, geology and astronomy to refer to a period of a billion years Umpteen years Units in the life span of a galaxy Untold ages Untold centuries Untold millennia Untold years. Use a SodaStream Use a SodaStream on, say Use a room freshener Use a rototiller on, say Use a spray. Use a tiller on Unsubstantial Up above Up in the sky Urban passé array Up-high habitat Upper house U.S. research rocket Using a treadmill, e.g. Ultralight material that's an extremely effective insulator Unsubstantial: Poet. U.N. ambassador appointed by JFK U.S. Amb. to the U.N., 1961-65 UN ambassador under JFK Ultimate source of sour grapes Upper regions of space: Var. UnitedHealth rival UnitedHealthcare competitor UnitedHealthcare rival U-turn from nearby Unctuousness Untruth unreliability untruthfulness Unified undoubting Upholds underpriced United Nations Uncomfortable in unfamiliar surroundings, like some thrown into new roles "... up in ___-pound note": Lear U.S. trade alliance founded in 1886 Union abbr. Union gp. Union group: Abbr. Union in a '55 merger Union in a 1955 merger Union initials Union inits. Union inits. starting in 1886 Union letters Union org. union, labor Up in smoke U.S.'s largest alliance of trade unions Union created by a 1955 merger, briefly Union formed by a '55 merger Union grp. since 1955 Union jack collector?: Abbr. Union led by Richard Trumka Union of unions Union union Union union, briefly United Steelworkers' affiliation Union founded by Samuel Gompers, for short Union founded in 1886, for short Union, familiarly Under way Under way, as a game Under way, to Sherlock Under way, to Sherlock Holmes Underway Underway, as Holmes's game Underway, as Sherlock would say Underway, as Sherlock's game Underway, as a game Underway, to Holmes Underway, to Sherlock Underway, to Sherlock Holmes Unfolding Up ahead, at sea Up front Up front, at sea Up to, in poetry Up to, in potery Uganda's cont. Union of radio artists. uneager unnerved "Uh-uh, sorry" Uneasy about a long shot? "Unfortunately, that's the case" "Unfortunately, yes" U.S. Air Force Academy's Cadet Chapel, for example "Undercover Brother" hairstyle ?uestlove's do ?uestlove's haircut Unisex do Updo styled with an elastic band Updo that might be secured with a shoelace Union alternative to the NEA U-turn from before Ultimately UNION between mother and embryo Unlooked-for ending. Under the cloak of night upcoming "Upon further thought ..." Union that merged with SAG Union that merged with SAG in 2012 Union whose largest locals are in L.A. and N.Y.C. Until you get it right Up ___ (opposing). Up __ (in trouble) Under deadline pressure Under time pressure Unfortunately, what you and I are? Unselfish christian love U. S. author now living in England. Useful sea product. U.S. Open 1955 winner U.S. Open champ Andre U.S. Open champ in 1994 and 1999 U.S. Open winner of 1994 and 1999 U.S. Open winner, 1994 and 1997 United States naturalist who studied fossil fish used as a gemstone and for making mortars and pestles Unblinking up Grow dark Unlike moonshine, as whiskeys go Unlike moonshine, typically Unlike spring chickens? Up in Years A billion Up in years Up there, so to speak unaccepted unfashionable unsharpened unskilful unstylish U. S. writer U.S. author U.S. author James U.S. author-critic U.S. author: 1909-55 U.S. film critic-author U.S. novelist US playwright James U.S. author and family U.S. writer James et al. Unavoidable process Unfair hiring Unlikely AARP supporter Unfair employers Unlikely donors to the AARP Unaffected by time Unchanged forever Unending. Unfading Untouched by time Unwithered by time. U. S. rocket. U.S. missile, 1965 U.S. rocket U.S. rocket stage Upper rocket stage Upper stage of a launch vehicle Upper-stage rocket U. N. business. U. N. schedule. Ulterior motive Ulterior motives Underlying motive Underlying motives Underlying plan Underlying set of motives United Nations business. Ulterior motives, perhaps Unstated motivations for schemers Undercover person undercover intelligence mastermind Undercover figures Undercover men UV rays, to the skin Unethical items in the antique business U.C. Davis athlete Utah State athlete UTAH State college athletic team UTAH athletic team (USA) uglify unfriendly behavior that causes anger or resentment UNPROVOKED attack Unruly Unbalanced Utterly horrified Unlike a blunderbuss Unlike an oaf Unlike klutzes Unlikely to be caught, say U-turn from "fer" Unstoppable process Unfair treatment of old people Uneasy feeling Unsettled feeling Upset feeling Upset stomach Upset tummy Unnerve Upset that it is found in banded marble. uncombed unjustified unsupported untenable uproarious Unsound Unrest UNIFORM cord UNIFORM ornament Uncomfortable finger ailments. U.S. veep, once Unbeliever Uncommitted Undecided, in a way unbelief Used "Say Days ___" Uber-excited Ultra-enthusiastic Utterly amazed Utterly spellbound unblunted upsetting U-turn from ecstasy Unbearable pain Unending pain Unrelenting pain U.S. soccer player who scored an own goal versus Portugal US farm advocacy group, for short U. S. Dept. U.S. Cabinet post U.S. Dept. U.S. cabinet dept. U.S. dept. concerned with meat inspection U.S.D.A. part: Abbr. USDA Part of