| Unwelcome kitchen visitor | 25 |
| Undergo training, perhaps | 25 |
| U.S. Army training branch | 25 |
| Uncritical learning style | 25 |
| USPS carrier's course | 25 |
| Up _______ (Ontario town) | 25 |
| Utah's Great ___ Lake | 25 |
| United code-share partner | 25 |
| Unsolicited ms. enclosure | 25 |
| Uses impertinent language | 25 |
| Use a home office machine | 25 |
| Upside-down "e" | 25 |
| Uneasy about a long shot? | 25 |
| U.S. architects' org. | 25 |
| Unit for a frequent flier | 25 |
| Univalent chemical groups | 25 |
| Using indirect references | 25 |
| Unable to stand the heat? | 25 |
| Underground water sources | 25 |
| Urey or Stassen, to Guido | 25 |
| Unable to get any thicker | 25 |
| Used paper and/or plastic | 25 |
| U.S.S. Enterprise command | 25 |
| University of Ulster city | 25 |
| Unappealing trumpet sound | 25 |
| Unscrupulous realty agent | 25 |
| University governing body | 25 |
| Up-tempo jazz piano style | 25 |
| Union general at Antietam | 25 |
| Undiluted breakfast drink | 25 |
| Unisex cologne since 1994 | 25 |
| U.S.N. rank under captain | 25 |
| Unreadable Word doc, e.g. | 25 |
| Unwilling to stay in line | 25 |
| Unhappy newspaper worker? | 25 |
| User's manual feature | 25 |
| Uno + due + tre + quattro | 25 |
| University in New Orleans | 25 |
| Use, as one's savings | 25 |
| Understand the difference | 25 |
| Ukrainian Canadian thanks | 25 |
| U. S. inventor and others | 25 |
| U.S. philosopher-essayist | 25 |
| Underhand arrest maneuver | 25 |
| Unclaimed animals, in law | 25 |
| US copyright law doctrine | 25 |
| Unapparent character flaw | 25 |
| U.S. Open park, for short | 25 |
| Underwater salvager, e.g. | 25 |
| Use rapid transit: London | 25 |
| Unfathomably large amount | 25 |
| Utterances of disapproval | 25 |
| Unfortunate one's run | 25 |
| Undecided courtroom group | 25 |
| Upon sitting down to eat? | 25 |
| Uganda's largest city | 25 |
| U.S. statesman and family | 25 |
| Understands the operation | 25 |
| Upton Sinclair's Budd | 25 |
| University in Quebec City | 25 |
| Unlike decaf, facetiously | 25 |
| Unsanctioned news sources | 25 |
| Ushered / Showed the door | 25 |
| Unaspirated, in phonetics | 25 |
| Understatement for effect | 25 |
| Unlucky board-game square | 25 |
| Unlucky board game square | 25 |
| Unlikely source of wealth | 25 |
| University city in Sweden | 25 |
| Unruly crowd participants | 25 |
| U2 "Pop" single | 25 |
| Unification Church member | 25 |
| Units of time, in prosody | 25 |
| Usenet message repository | 25 |
| U.S. physicist Alfred ___ | 25 |
| Unless before: Lat. abbr. | 25 |
| Uncertain, in Red Square? | 25 |
| Units of weight in Cyprus | 25 |
| Unique person, informally | 25 |
| Unfilled calendar squares | 25 |
| Upgrade from coach, often | 25 |
| Union disbanded by Reagan | 25 |
| USS Arizona Memorial site | 25 |
| Use for drug testing, say | 25 |
| Unlike most of Antarctica | 25 |
| Using high-flown language | 25 |
| USDA inspector, at times? | 25 |
| Unlike the distant future | 25 |
| Urgent work for a tailor? | 25 |
| Use strong-arm tactics on | 25 |
| Uncertain or questionable | 25 |
| Used a polishing material | 25 |
| Unbranched flower cluster | 25 |
| Underwent chemical change | 25 |
| Unlikely to take the lead | 25 |
| Uncontrived illustrations | 25 |
| Use a swizzle stick again | 25 |
| Utensils with small holes | 25 |
| Units of radiation dosage | 25 |
| Underground water carrier | 25 |