| A | B |
| advent | the coming or arrival, especially of something extremely important |
| adventitious | not in the usual order or place; something extra |
| venue | the location of any action or event. |
| circumvent | to surround (an enemy, for example); enclose or entrap |
| contravene | violate; to oppose in argument |
| convene | to come together or assemble, usually for some public purpose. |
| conventional | conforming or adhering to accepted standards, as of conduct or taste |
| supervene | something extra that happens that changes the situation. |
| intervene | to come between disputing people, groups; to occur or be between two things. |
| revenue | income from any source (but especially when large and not directly earned) |