| Text | Length |
| Open the champagne | 18 |
| Open, as shoelaces | 18 |
| Open, as a necktie | 18 |
| One, in Orléans | 18 |
| One, in the Louvre | 18 |
| One, in St. Denis | 18 |
| One of the French? | 18 |
| Open up, as a flag | 18 |
| Opened to the wind | 18 |
| One-legged support | 18 |
| One-piece garments | 18 |
| One that makes one | 18 |
| Oneness of opinion | 18 |
| One of the Spanish | 18 |
| Open up, as a tomb | 18 |
| Opens, as a letter | 18 |
| Ousted from office | 18 |
| Oldest Indy winner | 18 |
| Opens, as a bottle | 18 |
| One in numismatics | 18 |
| Open, as a present | 18 |
| Open for Christmas | 18 |
| On the higher side | 18 |
| One who extirpates | 18 |
| On the floor above | 18 |
| Of a Russian range | 18 |
| One of eight popes | 18 |
| One who encourages | 18 |
| Olympic powerhouse | 18 |
| Olympic dream team | 18 |
| Online gamer, e.g. | 18 |
| Opportunist, maybe | 18 |
| One enjoying Wi-Fi | 18 |
| Of __: helpful for | 18 |
| Of ___ (servicing) | 18 |
| On drugs, slangily | 18 |
| Org. with admirals | 18 |
| Org. with carriers | 18 |
| Org. that delivers | 18 |
| One-time Red giant | 18 |
| Old polit. letters | 18 |
| Ones seizing power | 18 |
| Ogden's locale | 18 |
| Of the same mother | 18 |
| Ouray's people | 18 |
| Old Navajo enemies | 18 |
| Of practical value | 18 |
| Ozone hole concern | 18 |
| Overly caffeinated | 18 |
| Of a cranial nerve | 18 |
| Odin's hangout | 18 |
| Odin's maidens | 18 |
| One might move you | 18 |
| Old slick magazine | 18 |
| Opposite of scrubs | 18 |
| One holding a fief | 18 |
| Of Hindu scripture | 18 |
| Ore concentrations | 18 |
| Of the soft palate | 18 |
| Opposite of dorsal | 18 |
| Opp. of horizontal | 18 |
| Opposite of horiz. | 18 |
| Obama's option | 18 |
| Obama cancellation | 18 |
| Old videotape type | 18 |
| Opposite of virtue | 18 |
| Old record players | 18 |
| Onion from Georgia | 18 |
| One in competition | 18 |
| One of a threesome | 18 |
| Old, to a car buff | 18 |
| Olive-colored bird | 18 |
| Obvious to the eye | 18 |
| Overseas news org. | 18 |
| Occasional erupter | 18 |
| Ohms times amperes | 18 |
| Oust the incumbent | 18 |
| One of an au pair? | 18 |
| Obsessive observer | 18 |
| One without a home | 18 |
| Oahu surfing mecca | 18 |
| One found in books | 18 |
| Obtain by trickery | 18 |
| On the right track | 18 |
| Opposite of addict | 18 |
| One doing modeling | 18 |
| Overcome adversity | 18 |
| Otter-foot feature | 18 |
| One may be tangled | 18 |
| One held in a trap | 18 |
| Oater's locale | 18 |
| Out of ___ (kaput) | 18 |
| One source of bran | 18 |
| Operate for profit | 18 |
| Owl's question | 18 |
| One of the five Ws | 18 |
| Opposite of giddap | 18 |
| Oft-ignored object | 18 |
| Oil-lamp necessity | 18 |
| Opposite of narrow | 18 |
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