| A | B |
| abandon | (v) to leave or give up completely |
| abdicate | (v) give up power, authority or the throne |
| abduct | (v) to take away by force, kidnap |
| abnormal | (adj) not typical, average or normal |
| aboriginal | (n) the original inhabitants of a country |
| absolute | (adj) without restraint, not dependent on anything |
| absolve | (v) to free from blame, debt or responsibility |
| abstain | (v) to voluntarily refrain from |
| abstract | (adj) not concrete or related to specific things; not easy to understand |
| apogee | (n) the point in the moon's or a satellite's orbit when it is farthest from the earth or the body it orbits |
| eccentric | ignoring social conventions; odd (adj) |
| ecstasy | happiness; overwhelming feelings of joy (n) |
| effervesce | to give off bubbles; to show excitement or liveliness (v) |
| effusive | demonstrative; unreserved; overflowing; pouring out (adj) |
| eject | throw out (v) |
| emit | to send out; discharge (v) |
| excerpt | a selected passage from a book or article (n) |
| exodus | a departure or journey away from a place (n) |
| expulsion | a forcing out (n) |
| extrude | force or press out (v) |
| coexist | (v) to exist at the same time or in the same place |
| coherent | (adj) sticking together; connected, related in some way |
| collaborate | (v) to labor together |
| collide | (v) to come together with great force; to clash |
| composite | (adj) made of separate parts or elements |
| compound | (v) bring together; (n) a mixture |
| concordance | (n) an agreement or harmony |
| congregate | (v) to gather together |
| symmetry | (n) elements on both sides of a line that have the same shape, size, and arrangement |
| synthesize | (v) to form a new thing by combining parts from other things; to unite or merge |