| Text | Length |
| Unnaturalized | 13 |
| Unnaturally high | 16 |
| Unnaturally pale | 16 |
| Unnaturally up | 14 |
| Unnecessary cost | 16 |
| Unnecessary extra | 17 |
| Unnecessary feature | 19 |
| Unnecessary hassle | 18 |
| Unnecessary part | 16 |
| Unnecessary person | 18 |
| Unnecessary worries | 19 |
| Unneeded coins | 14 |
| Unnerving look | 14 |
| Unnerving, perhaps | 18 |
| Unnerving: Var. | 15 |
| Unnewsy news | 12 |
| Unnice comment | 14 |
| Unnumbered spheres | 18 |
| Unnumbered years | 16 |
| Uno dos y tres | 15 |
| Uno dos y tres sum | 19 |
| Uno due ____ | 14 |
| Uno due y tre | 14 |
| Uno + cuatro | 12 |
| Uno + due + tre | 15 |
| Uno + uno + uno | 15 |
| Uno and Doblò | 16 |
| Uno and others | 14 |
| Uno follower | 12 |
| Uno less than nueve | 19 |
| Uno minus uno | 13 |
| Uno plus dos | 12 |
| Uno plus due | 12 |
| Uno plus uno | 12 |
| Uno relative | 12 |
| Uno y dos y tres | 16 |
| Uno, dos, -- | 12 |
| Uno, dos, ___ | 13 |
| Uno, due, -- | 12 |
| Uno, due, -- ... | 16 |
| Uno, due, ___ | 13 |
| Uno, for example | 16 |
| Uno, for one | 12 |
| Uno, por ejemplo | 16 |
| Uno, un, eins, etc. | 19 |
| Uno, ___, tres | 14 |
| Unobstructed | 12 |
| Unobtrusive signals | 19 |
| Unobtrusive sound | 17 |
| Unobtrusiveness | 15 |
| Unoccupied, as time | 19 |
| Unofficial currency | 19 |
| Unofficial poll | 15 |
| Unopened bloom | 14 |
| Unopened flower | 15 |
| Unopened flowers | 16 |
| Unopened in the box | 19 |
| Unopened rose | 13 |
| Unopened roses | 14 |
| Unopened tulip | 14 |
| Unoriginal and dull | 19 |
| Unoriginal argument | 19 |
| Unoriginal movie? | 17 |
| Unoriginal one | 14 |
| Unoriginal ones | 15 |
| Unoriginal people | 17 |
| Unoriginal person | 17 |
| Unoriginal reply | 16 |
| Unoriginal response | 19 |
| Unoriginal show? | 16 |
| Unoriginal story | 16 |
| Unoriginal type | 15 |
| Unoriginal types | 16 |
| Unoriginal work | 15 |
| Unoriginal: Abbr. | 17 |
| Unoriginality | 13 |
| Unornamented | 12 |
| Unorthodox belief | 17 |
| Unorthodox believer | 19 |
| Unorthodox doctrine | 19 |
| Unorthodox opinion | 18 |
| Unorthodox sect | 15 |
| Unorthodox thinker | 18 |
| Unorthodox thinking | 19 |
| Unpaid amount | 13 |
| Unpaid bills | 12 |
| Unpaid debt, e.g. | 17 |
| Unpaid debts | 12 |
| Unpaid gofer | 12 |
| Unpaid loan, e.g. | 17 |
| Unpaid mine workers | 19 |
| Unpaid performer | 16 |
| Unpaid portions | 15 |
| Unpaid servant | 14 |
| Unpaid sitter | 13 |
| Unpaid TV ad | 12 |
| Unpaid TV ad: Abbr. | 19 |
| Unpaid TV ads | 13 |
| Unpaid TV spots | 15 |
| Unpaid worker | 13 |
60739448828131426692714155282947049247049633218445080811099051107107134863064488136475336512011101601730271076182402867127246112724601487982149363325271012721451487915456554456553328829790378243356149084414878783288722768491272452149085114908261487935148798014878777810597810567810588157573288282561837684461561776137308464754212610091387888216118216105216243759510216117216242216624149458094044294306910092510178626968410165035244235255994855894044835290510178594043556485213657831733905241365241735241235241282840975241722889322989682991308199531236755771092990001052987737281035142967041154657905669905684905941905939577107