| Text | Length |
| Unsullied | 9 |
| Unsullied: Fr. | 14 |
| Unsung worker | 13 |
| Unsupervised | 12 |
| Unsupported | 11 |
| Unsupported assurance | 21 |
| Unsupported statement | 21 |
| Unsupported, in a way | 21 |
| Unsupportive words | 18 |
| Unsure | 6 |
| Unsure "Uh-uh" | 24 |
| Unsure answer to "Where were the 2014 Winter Olympics held?"? | 71 |
| Unsure one's question, perhaps | 34 |
| Unsurpassable | 13 |
| Unsurpassable rating | 20 |
| Unsurpassed | 11 |
| Unsurpassed up to the present | 29 |
| Unsurpassed, as in sports | 25 |
| Unsurpassingly unoriginal | 25 |
| Unsurprising | 12 |
| Unsurprising outcome | 20 |
| Unsurprisingly | 14 |
| Unsuspected factor | 18 |
| Unsuspecting | 12 |
| Unsuspecting sorts | 18 |
| Unsustainable but trendy fuel source | 36 |
| Unsustained, in music | 21 |
| Unswayable | 10 |
| Unsweetened | 11 |
| Unsweetened stew? | 17 |
| Unswerving | 10 |
| Unswerving in allegiance | 24 |
| Unswerving: Var. | 16 |
| Unswervingly committed | 22 |
| Unsymmetrical | 13 |
| Unsymmetrical: Abbr. | 20 |
| Unsympathetic | 13 |
| Unsympathetic quality | 21 |
| Unsympathetic Simon | 19 |
| Unsympathetic type | 18 |
| Unsystematic | 12 |
| Untackled players? | 18 |
| Untagged | 8 |
| Untagged in tag | 15 |
| Untagged, in a game | 19 |
| Untagged, in tag | 16 |
| Untagged, say | 13 |
| Untagged? | 9 |
| Untainted | 9 |
| Untainted by corruption | 23 |
| Untalented | 10 |
| Untalented artist | 17 |
| Untalented writer | 17 |
| Untalented writers | 18 |
| Untalkative one | 15 |
| Untalkative sort | 16 |
| Untamable mass of hair | 22 |
| Untamed | 7 |
| Untamed beast | 13 |
| Untamed horse | 13 |
| Untamed land | 12 |
| Untamed one | 11 |
| Untangle | 8 |
| Untangled | 9 |
| Untangles or tangles | 20 |
| Untangles, in a way | 19 |
| Untanned | 8 |
| Untanned animal skin | 20 |
| Untanned hide | 13 |
| Untanned hides of young animals | 31 |
| Untanned pelt | 13 |
| Untapered cigar | 15 |
| Untapped | 8 |
| Untarnished | 11 |
| Untaught | 8 |
| Unteachable one, it's said | 30 |
| Untellable to Washington | 25 |
| Untenably positioned | 20 |
| Untended as a garden | 21 |
| Unter den ___ | 13 |
| Unter ___ Linden | 16 |
| Unter ___ Linden, in Berlin | 27 |
| Unter's opposite | 20 |
| Untermeyer book: Abbr. | 22 |
| Untersee craft | 14 |
| Unterwasser vessel | 18 |
| Untested | 8 |
| Untether | 8 |
| Untethered | 10 |
| Unthink-ing | 11 |
| Unthinking | 10 |
| Unthinking followers | 20 |
| Unthinking kick | 15 |
| Unthinking repetition | 21 |
| Unthinking response | 19 |
| Unthinking servant | 18 |
| Unthinking state | 16 |
| Unthinking worker | 17 |
| Unthinking, superficial sort | 28 |
| Unthought-out | 13 |
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