| 100% | STOP | 4 | In bridge, a protecting card or winner in a suit in which one's opponents are strong |
| 45% | SPADE | 5 | A tool which is also one of the black suits in a deck of cards |
| 40% | SINGLETON | 9 | In bridge, an original holding of one card only in a suit |
| 39% | INCH | 4 | One-twelfth of a foot or unit in which rainfall is measured |
| 37% | CALC | 4 | H.S. course in which one might be graded on a curve? |
| 35% | ACE | 3 | One in a card suit |
| 35% | ACE | 3 | Card with the highest or lowest value in a suit |
| 35% | ACE | 3 | Top-notch, or the top card in a suit |
| 34% | ELUC | 4 | Letters which one will have to unjumble to mean a spy's lead or "clue" |
| 34% | EVITA | 5 | Hit 1979 musical in which a character's mistress is one of the main roles |
| 34% | ODOR | 4 | A strong one may be found in a gym |
| 34% | TACO | 4 | One might be in a hard or soft shell |
| 34% | BROPE | 5 | Letters which one will have to unjumble to mean a spy's thorough investigation or "probe" |
| 34% | SPADE | 5 | Garden shovel that is also a suit in a deck of cards |
| 34% | ACEOFCLUBS | 10 | Certain card that can be either high or low in a deck |
| 34% | DIAMONDS | 8 | One of the red suits in a deck of cards |
| 34% | HOLDALL | 7 | __ the cards; be in a strong, superior position |
| 33% | LUGE | 4 | Winter Olympic sport which is also a small one or two person sled that rhymes with "huge" and was first played in the 1870s |
| 33% | OPERATION | 9 | Process in which a number is altered or changed |
| 33% | TRUMPED | 7 | Played a stronger suit to take a trick, in bridge |
| 33% | SPADE | 5 | One of the suits in a deck of cards, also word for shovel |
| 32% | EMMYS | 5 | Awards at which 51-Across was finally a winner in 1999 |
| 32% | NUTMEGS | 7 | Soccer moves in which the ball is kicked or dribbled through the defender's legs (named after a certain spice) |
| 32% | SSS | 3 | Org. in which one's number may be up |
| 32% | UNO | 3 | Card game whose name is said when only one card remains in a hand |
| 32% | STARTREK | 8 | Gene Roddenberry's space opera which was Halliday's funeral theme in a flashback sequence in "Ready Player One": 2 wds. |
| 32% | TELEMARK | 8 | In skiing, a turn in which one ski is placed far forward of the other and turned gradually inwards |
| 32% | UNO | 3 | Game in which a player may get a red or a yellow card |
| 32% | ECARTE | 6 | In ballet, a position in which one arm and the same leg are extended at the side of the body |
| 32% | INHERIT | 7 | Receive money or property in a person’s will |