| Olympics jersey letters | 23 |
| Olympics leaping event | 22 |
| Olympics legend Comaneci | 24 |
| Olympics opening ceremony VIP | 29 |
| Olympics participant: Abbr. | 27 |
| Olympics phenom Michael | 23 |
| Olympics pistol-packer | 22 |
| Olympics skier Hermann | 22 |
| Olympics skier McKinney | 23 |
| Olympics sport since 1904 | 25 |
| Olympics sport since 1964 | 25 |
| Olympics sportscaster Jim | 25 |
| Olympics superstar Michael | 26 |
| Olympics vehicle since 1936 | 27 |
| Olympics vehicle, formally? | 27 |
| Olympics winner Mary Lou | 24 |
| Olympics' first site | 24 |
| Olympics-holding nations | 24 |
| Olympus Mons's locale | 25 |
| Olympus Mountains peak | 22 |
| Olympus OM-1's, e.g. | 24 |
| Omaha Beach craft, for short | 28 |
| Omaha beach craft: Abbr. | 24 |
| Omaha Beach lander, briefly | 27 |
| Omaha Beach vessel, for short | 29 |
| Omaha or Ottawa member | 22 |
| Omaha's achievement | 23 |
| Omaha's gift to Hollywood | 29 |
| Omaha's home: Abbr. | 23 |
| Omaha's state: Abbr. | 24 |
| Omaha-based defense org. | 24 |
| Omaha-to-K.C. direction | 23 |
| Omaha-to-Milwaukee dir. | 23 |
| Oman woman, for example | 23 |
| Omar Khayyam's land | 23 |
| Omar of 'House' | 23 |
| Omar of "Che!" | 24 |
| Omar of "ER" | 22 |
| Omar of "House" | 25 |
| Omar of "Scream 2" | 28 |
| Omar Sharif's homeland | 26 |
| Omar's comrade-in-arms | 26 |
| Omar's inverted Bowl | 24 |
| Ombrometers measure them | 24 |
| Omega's antithesis | 22 |
| Omega's counterpart | 23 |
| Omega's predecessor | 23 |
| Omega, to an electrician | 24 |
| OmegaÂ's opposite | 25 |
| Omelet ingredient, maybe | 24 |
| Omelet maker's gadget | 25 |
| Omelet preparer's need | 26 |
| Omen in a highbrow Western? | 27 |
| Omen in a weather maxim | 23 |
| Omen observer of old Rome | 25 |
| Omertà organization | 22 |
| Omicron ___ (the star Mira) | 27 |
| Omicron's big brother | 25 |
| Omicron's followers | 23 |
| Omicrons' preceders | 23 |
| Omicrons' predecessors | 26 |
| Ominous crossers ahead | 22 |
| Ominous date for Caesar | 23 |
| Ominous Elliot Smith song | 25 |
| Ominous end of a threat | 23 |
| Ominous note from the boss | 26 |
| Ominous words from the boss | 27 |
| Ominous-sounding phrase | 23 |
| Omission of a syllable | 22 |
| Omission, as of a vowel | 23 |
| Omits in pronunciation | 22 |
| Omits, in pronunciation | 23 |
| Omitted cry of approval? | 24 |
| Omitted in pronunciation | 24 |
| Omitted, as a syllable | 22 |
| Omitted, as from a list | 23 |
| Omnipotent one, in Hebrew | 25 |
| Omniscient radio character | 26 |
| Omnivore of stereotypes | 23 |
| Omnivorous Colorado critter | 27 |
| Omphalophobia fear, perhaps | 27 |
| Omphaloskepsis impediment? | 26 |
| On ___ with (equal to) | 23 |
| On -- (enjoying good luck) | 26 |
| On -- (equal in value) | 22 |
| On -- (of equal value) | 22 |
| On -- with (comparable to) | 26 |
| On -- with (equivalent to) | 26 |
| On -- with (equivalent) | 23 |
| On -- with (much like) | 22 |
| On -- with (similar to) | 23 |
| On --- (counting calories) | 26 |
| On --- (without commitment) | 27 |
| On --- with (comparable to) | 27 |
| On --- with (equal to) | 22 |
| On a Carnival ride, perhaps | 27 |
| On a detective's list | 25 |
| On a dial, they're 6 | 24 |
| On a global scale: abbr. | 24 |
| On a Halloween rampage, say | 27 |