| Unaccounted-for combatants: Abbr. | 33 |
| Unaccounted for, on base | 24 |
| Unaccounted for, in a way (abbr.) | 33 |
| Unaccounted for, in a way | 25 |
| Unaccounted for, briefly | 24 |
| Unaccounted for | 15 |
| Unaccountableness | 17 |
| Unaccountable | 13 |
| Unaccompanied, perhaps | 22 |
| Unaccompanied songs | 19 |
| Unaccompanied singing style | 27 |
| Unaccompanied performances | 26 |
| Unaccompanied performance | 25 |
| Unaccompanied part songs | 24 |
| Unaccompanied part song | 23 |
| Unaccompanied NHL team member? | 30 |
| Unaccompanied harmonized melody | 31 |
| Unaccompanied group song | 24 |
| Unaccompanied efforts | 21 |
| Unaccompanied choral composition | 32 |
| Unaccompanied | 13 |
| Unaccommodating | 15 |
| Unaccepted or unwelcome | 23 |
| Unacceptable to polite society | 30 |
| UNACCEPTABLE ROMANCE | 20 |
| Unacceptable marks for teenagers? | 33 |
| Unacceptable marks for teenagers | 32 |
| Unacceptable in polite society | 30 |
| Unacceptable for this puzzle? | 29 |
| Unacceptable act | 16 |
| Unacceptable | 12 |
| Unaccented, as syllables | 24 |
| Unaccented words | 16 |
| Unaccented vowel | 16 |
| Unaccented syllable | 19 |
| Unaccented | 10 |
| Unac-companied | 14 |
| Unabridged, e.g. | 16 |
| Unabridged version of a Philip Roth novella? | 44 |
| Unabridged editions | 19 |
| Unabridged dictionary, e.g. | 27 |
| Unabridged | 10 |
| Unabomber's writing, e.g. | 29 |
| Unable to work, perhaps | 23 |
| Unable to work, maybe | 21 |
| Unable to walk the walk | 23 |
| Unable to walk | 14 |
| Unable to understand | 20 |
| Unable to think at all | 22 |
| Unable to tear oneself away from | 32 |
| Unable to survive or develop normally | 37 |
| Unable to stay on key | 21 |
| Unable to stand the heat? | 25 |
| Unable to speak, perhaps | 24 |
| Unable to speak | 15 |
| Unable to sit still | 19 |
| Unable to show versatility | 26 |
| Unable to sense pitch | 21 |
| Unable to sense | 15 |
| Unable to see the "E" on the Snellen chart, say | 57 |
| Unable to see straight? | 23 |
| Unable to see much | 18 |
| Unable to see in any direction | 30 |
| Unable to score, say | 20 |
| Unable to run | 13 |
| Unable to retreat, as an animal | 31 |
| Unable to retreat | 17 |
| Unable to resist | 16 |
| Unable to relax | 15 |
| Unable to read | 14 |
| Unable to react, as helium | 26 |
| Unable to react chemically | 26 |
| Unable to reach a verdict | 25 |
| Unable to reach a human, no matter which buttons one presses | 60 |
| Unable to reach a decision | 26 |
| Unable to range freely | 22 |
| Unable to progress | 18 |
| Unable to proceed | 17 |
| Unable to play | 14 |
| Unable to pay the full amount | 29 |
| Unable to pay the bill | 22 |
| Unable to pay | 13 |
| Unable to pass the Ishihara Test | 32 |
| Unable to pass the bar? | 23 |
| Unable to pass the bar, perhaps | 31 |
| Unable to pass muster, say | 26 |
| Unable to part? | 15 |
| Unable to move, after "in" | 36 |
| Unable to move | 14 |
| Unable to merely walk past a mirror, say | 40 |
| Unable to make the grade | 24 |
| Unable to make out | 18 |
| Unable to make it on one's own | 34 |
| Unable to make "Ocean's Thirteen," maybe? | 55 |
| Unable to look away | 19 |
| Unable to lend a hand, perhaps | 30 |
| Unable to leave | 15 |
| Unable to kick the habit | 24 |
| Unable to keep one's eyes open | 34 |
| Unable to keep a secret? | 24 |