| A | B |
| Antecedent | something or someone that precedes or goes before |
| Ensue | to follow as a consequence or result |
| Ephemeral | lasting for a brief time |
| Imminent | about to occur; immediate |
| Interim | a period of time between two events or periods of time |
| Interminable | lasting or seeming to last forever; tiresomely drawn out |
| Perennial | lasting an indefinitely long time; everlasting |
| Precipitate | acting or done hastily or impulsively, without proper consideration |
| Provisional | provided for the time being; temporary |
| Retrospective | looking back on or directed toward the past |