| Unfit for | 9 |
| Unfit dweebs? | 13 |
| Unfit | 5 |
| Unfirm | 6 |
| Unfinished works of art | 23 |
| Unfinished trilogy by Frank Norris | 34 |
| Unfinished threat | 17 |
| Unfinished statue | 17 |
| Unfinished software releases | 28 |
| Unfinished Rudyard Kipling work about a future son-in-law? | 58 |
| Unfinished Pound epic | 21 |
| Unfinished poem by Keats | 24 |
| Unfinished or uncouth | 21 |
| Unfinished novel? | 17 |
| Unfinished Norman Mailer work about strip-searching narcotics smugglers? | 72 |
| Unfinished Kafka novel | 22 |
| Unfinished joint | 16 |
| Unfinished James Grady work about time-sharing? | 47 |
| Unfinished Ian Fleming work about James Bond's affection for his boss? | 74 |
| Unfinished Henry James work about Gainsborough's "Blue Boy"? | 74 |
| Unfinished furniture? | 21 |
| Unfinished framework | 20 |
| Unfinished dollar sign | 22 |
| Unfinished details | 18 |
| Unfinished Charles Darwin work about mints? | 43 |
| Unfinished business? | 20 |
| Unfinished business | 19 |
| Unfinished Anthony Burgess work about a punctual primate? | 57 |
| Unfinished | 10 |
| Unfilled-time-slot letters | 26 |
| Unfilled-slot abbr. | 19 |
| Unfilled-in | 11 |
| Unfilled truck shpmt. | 21 |
| Unfilled time slot abbr. | 24 |
| Unfilled spaces | 15 |
| Unfilled space | 14 |
| Unfilled slot abbr. | 19 |
| Unfilled part of a wine container | 33 |
| Unfilled part of a wine cask | 28 |
| Unfilled orders | 15 |
| Unfilled calendar squares | 25 |
| Unfilled | 8 |
| Unfettered, in Germany | 22 |
| Unfettered, in Bonn | 19 |
| Unfettered joy | 14 |
| Unfettered control | 18 |
| Unfettered | 10 |
| Unfetter | 8 |
| Unfertilized egg | 16 |
| Unfertile | 9 |
| Unfermented grape juices | 24 |
| Unfermented grape juice | 23 |
| Unfermented apple juice | 23 |
| Unfeminine | 10 |
| Unfeigned | 9 |
| Unfeeling vamp | 14 |
| Unfeeling sorts | 15 |
| Unfeeling recommendation for the Tin Man? | 41 |
| Unfeeling person | 16 |
| Unfeeling fellow | 16 |
| Unfeeling | 9 |
| Unfeathered wing? | 17 |
| Unfeathered wing | 16 |
| Unfazed by | 10 |
| Unfazed | 7 |
| Unfavored paper | 15 |
| Unfavorably known | 17 |
| Unfavorably influence | 21 |
| Unfavorably disposed | 20 |
| Unfavorably | 11 |
| Unfavorable, as fortune | 23 |
| Unfavorable votes | 17 |
| Unfavorable vote | 16 |
| Unfavorable result | 18 |
| Unfavorable responses | 21 |
| Unfavorable reply | 17 |
| Unfavorable prognosis | 21 |
| Unfavorable impression? | 23 |
| Unfavorable fame | 16 |
| Unfavorable | 11 |
| Unfathomably long time | 22 |
| Unfathomably large numbers | 26 |
| Unfathomably large amount | 25 |
| Unfathomable stretches | 22 |
| Unfathomable size | 17 |
| Unfathomable person | 19 |
| Unfathomable depth | 18 |
| Unfathomable chasm | 18 |
| Unfathomable cavity, e.g. | 25 |
| Unfathomable | 12 |
| Unfastens | 9 |
| Unfasten, in a way | 18 |
| Unfasten | 8 |
| Unfast track? | 13 |
| Unfashioned | 11 |
| Unfashionable garments | 22 |
| Unfashionable | 13 |
| Unfarmable | 10 |
| Unfancy to the max? | 19 |
| Unfancy home | 12 |