| Unreconciled | 12 |
| Unrecoverable investment expenses | 33 |
| Unredeemed man | 14 |
| Unredeeming programs | 20 |
| Unrefined | 9 |
| Unrefined chap | 14 |
| Unrefined deposits | 18 |
| Unrefined fellow | 16 |
| Unrefined find | 14 |
| Unrefined finds | 15 |
| Unrefined lode | 14 |
| Unrefined material | 18 |
| Unrefined materials | 19 |
| Unrefined metal | 15 |
| Unrefined metals | 16 |
| Unrefined mineral | 17 |
| Unrefined oil | 13 |
| Unrefined oils | 14 |
| Unrefined one | 13 |
| Unrefined petroleums | 20 |
| Unrefined sort | 14 |
| Unrefined source of element #50 | 31 |
| Unrefined stuff | 15 |
| Unrefined toxic assets? | 23 |
| Unrefined type | 14 |
| Unreflecting | 12 |
| Unregistered sort | 17 |
| Unregulated | 11 |
| Unrehearsed | 11 |
| Unrehearsed comment | 19 |
| Unrehearsed comments | 20 |
| Unrelated | 9 |
| Unrelated tasks | 15 |
| Unrelated to nurture | 20 |
| Unrelaxed | 9 |
| Unrelenting | 11 |
| Unrelenting ethical courage? | 28 |
| Unrelenting pest | 16 |
| Unreliable | 10 |
| Unreliable communication method (h) | 35 |
| Unreliable gossip | 17 |
| Unreliable musical instrument? | 30 |
| Unreliable one | 14 |
| Unreliable ones | 15 |
| Unreliable people | 17 |
| UNRELIABLE RELATIONSHIP | 23 |
| Unreliable sort | 15 |
| Unreliable source | 17 |
| Unreliable source, often | 24 |
| Unreliable whist players? | 25 |
| Unreliable witness | 18 |
| Unreliable witness, e.g. | 24 |
| Unreliable witnesses | 20 |
| Unreliable, as a business | 25 |
| Unreligious one | 15 |
| Unremarkable | 12 |
| Unremarkable batting performance | 32 |
| Unremarkable either way | 23 |
| Unremarkable fellow | 19 |
| Unremarkable get-together? | 26 |
| Unremarkable place | 18 |
| Unremarkable sort | 17 |
| Unremitting | 11 |
| Unremitting struggle | 20 |
| Unrepairable | 12 |
| Unrepaired | 10 |
| Unrepeatable experiment of 1989 | 31 |
| Unrepeated | 10 |
| Unrepeated event | 16 |
| Unrepeated event, in England | 28 |
| Unrepeated event, in Essex | 26 |
| Unrepeated venture | 18 |
| Unrepentant individual | 22 |
| Unrepentant individual, Biblically | 34 |
| Unrepentant response to an accusation | 37 |
| Unrequired | 10 |
| Unrequited lover of legend | 26 |
| Unrequited relationship | 23 |
| Unreserved | 10 |
| Unreservedly | 12 |
| Unreservedly approvable | 23 |
| Unresisting | 11 |
| Unresolved | 10 |
| Unresolved detail | 17 |
| Unresolved issue | 16 |
| Unresolved plotline, slangily | 29 |
| Unrespected Dangerfield | 23 |
| Unrespected writer | 18 |
| Unrespectful sort | 17 |
| Unresponding | 12 |
| Unresponsive | 12 |
| Unresponsive condition | 22 |
| Unresponsive one | 16 |
| Unresponsive state | 18 |
| Unresponsive states | 19 |
| Unresponsive? | 13 |
| Unrest | 6 |
| Unrest that may occur after an act of police brutality | 54 |
| Unrestrained | 12 |
| Unrestrained anger | 18 |