| Osaka sandal | 12 |
| Osaka outcast | 13 |
| Osaka okay | 10 |
| Osaka O.K. | 10 |
| Osaka money | 11 |
| Osaka happening | 15 |
| Osaka entertainers | 18 |
| Osaka entertainer of old | 24 |
| Osaka entertainer | 17 |
| Osaka drink | 11 |
| Osaka dancer | 12 |
| Osaka coin | 10 |
| Osaka Bay port | 14 |
| Osage, for one | 14 |
| Osage, e.g. | 11 |
| Osage or Omaha | 14 |
| Osage and Seville | 17 |
| OS/2 developer | 14 |
| OS/2 company | 12 |
| OS X-using computer | 19 |
| OS X users | 10 |
| OS X user, maybe | 16 |
| OS X runners | 12 |
| OS X runner | 11 |
| OS X part | 9 |
| OS X Mavericks machine | 22 |
| OS X basis | 10 |
| OS part | 7 |
| OS interface? | 13 |
| OS choice | 9 |
| Orzo, e.g. | 10 |
| Orzo or ziti | 12 |
| Orzo and ziti | 13 |
| Orzo and rotelli | 16 |
| Orzo alternative | 16 |
| Oryx's cousin | 17 |
| Oryx or kudu | 12 |
| Oryx | 4 |
| Ory of jazz | 11 |
| Orwellian workingman | 20 |
| Orwellian superstate | 20 |
| Orwellian state | 15 |
| Orwellian speak | 15 |
| Orwellian setting | 17 |
| Orwellian relative | 18 |
| Orwellian pursuers of dissident types | 37 |
| Orwellian protagonists | 22 |
| Orwellian philosophy | 20 |
| Orwellian overseer | 18 |
| Orwellian force | 15 |
| Orwellian farmer | 16 |
| Orwell's year | 17 |
| Orwell's villain | 20 |
| Orwell's take on the Russian Revolution | 43 |
| Orwell's school | 19 |
| Orwell's real name | 22 |
| Orwell's original name | 26 |
| Orwell's farm | 17 |
| Orwell's conclusion? | 24 |
| Orwell's birth name, ___ Blair | 34 |
| Orwell's alma mater | 23 |
| Orwell's allegorical Soviets | 32 |
| Orwell's "___ Farm" | 33 |
| Orwell's "__ Farm" | 32 |
| Orwell's "The Road to ___ Pier" | 45 |
| Orwell's "Coming Up for ___" | 42 |
| Orwell's "Animal ___" | 35 |
| Orwell's "Animal Farm," e.g. | 42 |
| Orwell's "1984" or Clarke's "2010" | 62 |
| Orwell work that satirized Stalin | 33 |
| Orwell was one; also, Eden | 26 |
| Orwell title | 12 |
| Orwell tale of Beanie Baby breeding? | 36 |
| Orwell superstate | 17 |
| Orwell prediction for 1984 | 26 |
| Orwell or Saki, e.g. | 20 |
| Orwell novel, in Port-au-Prince? | 32 |
| Orwell novel | 12 |
| Orwell ending | 13 |
| Orwell book | 11 |
| Orville Wright, famously | 24 |
| Orville Wright's city of birth | 34 |
| Orville Wright's birthplace | 31 |
| Orville Wright or Neil Armstrong | 32 |
| Orville Redenbacher's rival | 31 |
| Orville Redenbacher alternative | 31 |
| Orville Redenbacher alma mater | 30 |
| Orville P. Snorkel of the comics page, familiarly | 49 |
| Orville or Wilbur, e.g. | 23 |
| Orville or Wilbur Wright, e.g. | 30 |
| Orts of sorts | 13 |
| Orts | 4 |
| Orton play "Entertaining Mr. ---" | 43 |
| Ortolan | 7 |
| Ortiz of" Ugly Betty" | 31 |
| Ortiz of "Ugly Betty" | 31 |
| Ortiz of 'Ugly Betty' | 29 |
| Ortiz of 'Devious Maids' | 32 |
| Orthopedist? | 12 |
| Orthopedist's tool | 22 |