| A | B |
| insoluble | Difficult or impossible to solve or explain; insolvable |
| acumen | keenness of judgment |
| whist | A card game ancestral to bridge |
| cudgel | A short, heavy stick; a club |
| depose | To state or affirm in a deposition or by affidavit. |
| candor | Frankness or sincerity of expression; openness. |
| enigma | One that is puzzling, ambiguous, or inexplicable. |
| prodigious | great in size; extraordinary; marvelous |
| petulant | Unreasonably irritable or ill-tempered; peevish |
| paroxysm | A sudden outburst of emotion or action. |
| expostulate | To reason earnestly with someone in an effort to dissuade or correct. |
| frivolous | Unworthy of serious attention; trivial; silly |
| frivolity | The quality or condition of being frivolous. |
| impunity | Exemption from punishment, penalty, or harm. |
| excoriate | To tear or wear off the skin of; abrade. |
| conundrum | A riddle in which a fanciful question is answered. |