| Text | Length |
| U.S./Can./Mex. pact | 19 |
| U.S.-Can.-Mex. pact | 19 |
| Unmediated observer | 19 |
| Unvarnished reality | 19 |
| Uniform part, often | 19 |
| Unconventional poet | 19 |
| U.S./European force | 19 |
| Utah Jazz's gp. | 19 |
| U.S. Army E-6, e.g. | 19 |
| U.S. Army E-5, e.g. | 19 |
| Unmixed, as a drink | 19 |
| Unmixed, at a mixer | 19 |
| Unmixed, as whiskey | 19 |
| Ultramodern (Pref.) | 19 |
| Untouchables leader | 19 |
| Untouchable leader? | 19 |
| Unopened in the box | 19 |
| Unbeatably pleasant | 19 |
| Undistinguished one | 19 |
| Unequivocal refusal | 19 |
| Unobtrusive signals | 19 |
| United Nations vote | 19 |
| Use for a r(e/i)ata | 19 |
| U. S.-Canada treaty | 19 |
| Unequivocal replies | 19 |
| Unencouraging words | 19 |
| Uncooperative votes | 19 |
| Unexpected absentee | 19 |
| Untagged, in a game | 19 |
| Us outside the U.S. | 19 |
| Ultra-secretive gp. | 19 |
| Unspecified ordinal | 19 |
| Utmost, as a degree | 19 |
| Unspecified degrees | 19 |
| Use nuclear weapons | 19 |
| Unsophisticated one | 19 |
| Use one's scull | 19 |
| Unpleasantly plump? | 19 |
| Underwater explorer | 19 |
| Uno less than nueve | 19 |
| Unusual house shape | 19 |
| Unpaired, as a sock | 19 |
| Unmatched, as socks | 19 |
| Ukrainian port city | 19 |
| U.K. reference book | 19 |
| Unwelcome attention | 19 |
| United Airlines hub | 19 |
| Union entry of 1803 | 19 |
| U.S. river or state | 19 |
| Unit in electricity | 19 |
| Units of resistance | 19 |
| Understanding cries | 19 |
| Universally: Prefix | 19 |
| Unusual individuals | 19 |
| Uno, un, eins, etc. | 19 |
| Unimpressive rating | 19 |
| Unlikely to be lost | 19 |
| Unclose, poetically | 19 |
| Uncover, poetically | 19 |
| Unveil, to an odist | 19 |
| Unlatch, poetically | 19 |
| Unbarred, to a bard | 19 |
| Uncork, to Falstaff | 19 |
| Unclose, to Shelley | 19 |
| Unclose, to Marlowe | 19 |
| Undebatable subject | 19 |
| Unionless factories | 19 |
| Unlocks, poetically | 19 |
| Unwraps, poetically | 19 |
| Unlatches, in verse | 19 |
| Unfolds, poetically | 19 |
| Uncloses, in poetry | 19 |
| Uncloses in poetry | 19 |
| Unwritten agreement | 19 |
| University at Tulsa | 19 |
| Use a soapbox, e.g. | 19 |
| Ubiquitous biscuits | 19 |
| Unrefined materials | 19 |
| URL part, sometimes | 19 |
| Unbridled carousing | 19 |
| Univ. of Maine site | 19 |
| Utah politico Hatch | 19 |
| Utah political name | 19 |
| Upright: Comb. form | 19 |
| Utah singing family | 19 |
| Unseats from office | 19 |
| Utterly disoriented | 19 |
| Utterly inattentive | 19 |
| Unsettled, in a way | 19 |
| U-shaped river bend | 19 |
| Ultraviolet blocker | 19 |
| Unit of literature? | 19 |
| Unpleasant feelings | 19 |
| Unhealthy whiteness | 19 |
| Unsubstantial stuff | 19 |
| US and USSR, to Mao | 19 |
| Unfounded suspicion | 19 |
| U. S. writer Elliot | 19 |
| Union-contract stat | 19 |
| United Nations goal | 19 |
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