| A | B |
| acceleration | change of velocity |
| concurrent | Two or more things that happen at the same time |
| Congenial | friendly or agreeable |
| Congenital | Existing from birth, usually used when describing medical conditions |
| Connive | To close your eyes to a wrongdoing or something improper |
| Consecutive | Things happen one after another |
| Defuse | To remove a trigger, or make something less volatile |
| Diffuse | To spread around |
| Domain | An area over which one rules; A field within one has power, influence, or authority; A sphere of influence |
| Electrocute | To be killed by electricity |
| Elicit | To coax out |
| Epiphany | The manifestation of a supernatural being; modern usage has drifted to something meaning 'a sudden enlightenment' or even worse, an 'Aha!' |