| 100% | ABLE | 4 | Equal to the challenge |
| 72% | STEPSUP | 7 | Rises to the challenge |
| 72% | ABLE | 4 | Up to the challenge |
| 72% | STEPUP | 6 | Rise to the challenge |
| 72% | GAME | 4 | Up to the challenge |
| 69% | ABLE | 4 | Equal to the task |
| 66% | ARE | 3 | "___ you up to the challenge?" |
| 65% | STEPUP | 6 | Rise to the challenge (2 wds.) |
| 65% | STEPUP | 6 | Rise to the challenge: 2 wds. |
| 62% | EARN | 4 | ___ your stripes (prove you're up to the challenge) |
| 61% | COTANGENT | 9 | Identity that's equal to the cosine over the sine |
| 61% | DAME | 4 | Woman's title equal to the rank of a knight |
| 57% | TIP | 3 | It's often equal to 20% of the bill |
| 57% | TIP | 3 | It might be equal to 20% of the bill |
| 57% | ELL | 3 | Old cloth measure that once was equal to the distance from fingertip to elbow |
| 56% | TERAOHM | 7 | Resistance unit equal to one trillion of the basic units |
| 55% | KINETICENERGY | 13 | It's equal to half the mass times the velocity squared |
| 55% | APHISTORY | 9 | Challenging course for seniors wanting to revisit the past? |
| 54% | DARED | 5 | Had the courage to face a challenge |
| 54% | NERVE | 5 | "He's got the ___ to challenge the verdict" |
| 53% | NEUTRON | 7 | Uncharged elementary particle with a mass nearly equal to that of the proton |
| 52% | ERGS | 4 | A Foe is equal to ten to the power of fifty-one of these |
| 52% | SPECIALK | 8 | *Brand with the challenge to lose one inch from your waist in two weeks |
| 51% | RACEME | 6 | Tortoise's challenge to the hare |
| 51% | LOST | 4 | *Choose the challenge faced by a fairy tale princess! To find a ___ object (missing object) |
| 51% | ALS | 3 | The Ice Bucket Challenge is meant to raise awareness of this disease: Abbr. |
| 50% | ALS | 3 | Disease that the Ice Bucket Challenge raised funds to research, familiarly |
| 50% | ARETHEY | 7 | Salieri's reply in "Amadeus" to the line: "All men are equal in God's eyes" |
| 49% | MRSAMERICA | 10 | Miniseries chronicling the movement to pass the Equal Rights Amendment (April, 2020) |
| 49% | LOST | 4 | Choose the challenge faced by your fairy tale princess! (1/4) To find a ___ object (missing object) |