| One more than penta- | 20 |
| One more than septi- | 20 |
| One more than sieben | 20 |
| One more than the number of different letters in this puzzle | 60 |
| One more than thrice L | 22 |
| One more than tri | 17 |
| One more than tri- | 18 |
| One more time | 13 |
| One more try on a set | 21 |
| One more try on the set | 23 |
| One more, in Orizaba | 20 |
| One more: Abbr. | 15 |
| One motivated to change | 23 |
| One moves before the king | 25 |
| One moving earth underwater | 27 |
| One Mrs. Trump | 14 |
| One multiplying by dividing | 27 |
| One mushed | 10 |
| One musical Gershwin | 20 |
| One must be quick to join it | 28 |
| One must touch it to score | 26 |
| One N.B.A. All-Star Game team | 29 |
| One N.L. team's insignia | 28 |
| One name Archie called Meathead | 31 |
| One name for a heart test | 25 |
| One name for Ursa Minor | 23 |
| One named after "Here's to" | 41 |
| One named in a will | 19 |
| One named Sam wants YOU! | 24 |
| One napping | 11 |
| One NCO | 7 |
| One nearing adulthood | 21 |
| One needed to bestow a blessing on a golf club? | 47 |
| One needing a fence? | 20 |
| One needing a lift | 18 |
| One needing an att. | 19 |
| One needing detox | 17 |
| One needing discipline | 22 |
| One needing kisses, say | 23 |
| One needing no advice | 21 |
| One needing parts | 17 |
| One needing pressure to perform well | 36 |
| One needing rehab | 17 |
| One needing social work? | 24 |
| One needing tech support | 24 |
| One needing three more wins to become champ | 43 |
| One network that reaired "Family Guy" | 47 |
| One never seen in ''Peanuts'' | 45 |
| One never seen in "Peanuts" | 37 |
| One never stooping | 18 |
| One new to a line | 17 |
| One newton per square meter | 27 |
| One next in line | 16 |
| One next to a bishop | 20 |
| One next to you on a plane, e.g. | 32 |
| One nigh to Bangkok? | 20 |
| One nipping Nipper, maybe | 25 |
| One no longer in his comfort zone | 33 |
| One no longer in the theater? | 29 |
| One no Trump? | 13 |
| One nodding | 11 |
| One nodding off | 15 |
| One North-South war | 19 |
| One noshing | 11 |
| One not acting well | 19 |
| One not allowed in the winners' circle | 42 |
| One not allowing a volley | 25 |
| One not associating with the likes of you? | 42 |
| One not blinking, perhaps | 25 |
| One not dressed in civvies during the Civil War | 47 |
| One not dry behind the ears | 27 |
| One not ending on a high note? | 30 |
| One not favored | 15 |
| One not fighting clean? | 23 |
| One not filing a flight plan | 28 |
| One not getting any credit | 26 |
| One not getting any reception | 29 |
| One not getting benefits, say | 29 |
| One not given due consideration | 31 |
| One not going out with a bang? | 30 |
| One not in favor | 16 |
| One not in the loop | 19 |
| One not in uniform | 18 |
| One not included as a member | 28 |
| One not invited to a stag party? | 32 |
| One not likely to bring home the bacon | 38 |
| One not long for this world | 27 |
| One not looking for individual glory | 36 |
| One not making good | 19 |
| One not making the cut? | 23 |
| One not mentioned | 17 |
| One not mingling much | 21 |
| One not missing a beat? | 23 |
| One not mixing well | 19 |
| One not of high morals | 22 |
| One not of the clergy | 21 |
| One not out of the woods, maybe | 31 |
| One not pure of heart | 21 |
| One not re-elected | 18 |
| One not seated? | 15 |