| Hint | Answer | % Correct |
|---|---|---|
| probable | improbable | 100%
|
| responsible | irresponsible | 100%
|
| believable | unbelievable | 97%
|
| responsive | unresponsive | 97%
|
| reversible | irreversible | 95%
|
| proven | unproven | 92%
|
| conceivable | inconceivable | 89%
|
| congruent | incongruent | 89%
|
| exact | inexact | 89%
|
| caring | uncaring | 89%
|
| legible | illegible | 87%
|
| surmountable | insurmountable | 87%
|
| proved | disproved | 84%
|
| believed | disbelieved | 82%
|
| proportionate | disproportionate | 82%
|
| apprehensible | inapprehensible | 79%
|
| tractable | intractable | 79%
|
| material | immaterial | 74%
|
| precise | imprecise | 74%
|
| courteous | discourteous | 71%
|
| moral | amoral | 68%
|
| symptomatic | asymptomatic | 68%
|
| normal | abnormal | 58%
|
| historic | ahistoric | 58%
|
| theoretical | atheoretical | 58%
|