| Oppose, while tippling? | 23 |
| OPPOSE YOURSELF! | 16 |
| Oppose vigorously | 17 |
| Oppose verbally | 15 |
| Oppose successfully | 19 |
| Oppose smiling? | 15 |
| Oppose openly | 13 |
| Oppose in a conflict | 20 |
| Oppose change | 13 |
| Oppose boldly | 13 |
| Oppose authority | 16 |
| Oppose | 6 |
| Opposable digit | 15 |
| Opportunity, so to speak | 24 |
| Opportunity, slangily | 21 |
| Opportunity, metaphorically | 27 |
| Opportunity's frequency | 27 |
| Opportunity's first step? | 29 |
| Opportunity's fellow Mars rover | 35 |
| Opportunity visited it | 22 |
| Opportunity to vote | 19 |
| Opportunity to speak | 20 |
| Opportunity to play | 19 |
| Opportunity to make amends, maybe | 33 |
| Opportunity to learn to speak | 29 |
| Opportunity to hit | 18 |
| Opportunity to go beyond the first grade? | 41 |
| Opportunity to get up to speed | 30 |
| Opportunity to get off some shots | 33 |
| Opportunity to examine some headwear? | 37 |
| Opportunity seeker's words | 30 |
| Opportunity maker? | 18 |
| Opportunity for wine? | 21 |
| Opportunity for trade? | 22 |
| Opportunity for public discussion | 33 |
| Opportunity for privacy | 23 |
| Opportunity for cheek-to-cheek dancing | 38 |
| Opportunity for an exchange of opinions | 39 |
| Opportunity for a singer or comedian | 36 |
| Opportunity for a radio talk show caller | 40 |
| Opportunity for a Hollywood hopeful | 35 |
| Opportunity for a football squad | 32 |
| Opportunity creator? | 20 |
| Opportunity creator | 19 |
| Opportunity | 11 |
| Opportunities, so to speak | 26 |
| Opportunities, metaphorically | 29 |
| Opportunities, in metaphor | 26 |
| Opportunities to swing | 22 |
| Opportunities to speak so | 25 |
| Opportunities to shine | 22 |
| Opportunities to run away from home | 35 |
| Opportunities to announce that one pities the fool? | 51 |
| Opportunities for repentance | 28 |
| Opportunities for discussion | 28 |
| Opportunities at karaoke? | 25 |
| Opportunities at home? | 22 |
| Opportunities | 13 |
| Opportunists | 12 |
| Opportunistic one | 17 |
| Opportunistic girl | 18 |
| Opportunistic adage | 19 |
| Opportunist, maybe | 18 |
| Opportunist, in a way | 21 |
| Opportunist with tickets | 24 |
| Opportunist of a sort | 21 |
| Opportunist | 11 |
| Opportunely | 11 |
| Opportune | 9 |
| Opponents' votes | 20 |
| Opponents' separator in some sports | 39 |
| Opponents of Zeus | 17 |
| Opponents of us | 15 |
| Opponents of the Silver Surfer | 30 |
| Opponents of the GOP | 20 |
| Opponents of the 18th Amendment | 31 |
| Opponents of the '60s-'70s New Left | 43 |
| Opponents of Reps. | 18 |
| Opponents of nays | 17 |
| Opponents of dualism | 20 |
| Opponents of defense lawyers: Abbr. | 35 |
| Opponents of "us" | 27 |
| Opponents of "shirts" | 31 |
| Opponents of 'us' | 25 |
| Opponents | 9 |
| Opponent's vote | 19 |
| Opponent's utterance | 24 |
| Opponent's shout | 20 |
| Opponent's call | 19 |
| Opponent of war | 15 |
| Opponent of Wade | 16 |
| Opponent of U. S. Grant | 23 |
| Opponent of Tom and Harry in 1948 | 33 |
| Opponent of the O's in the "Beltway Series" | 57 |
| Opponent of the CAN-SPAM act | 28 |
| Opponent of Stalin | 18 |
| Opponent of S. Grant | 20 |
| Opponent of Pericles | 20 |
| Opponent of Napoleon | 20 |
| Opponent of Muhammad: 1978 | 26 |