| A | B |
| anarchy | the condition of a country where there is no government |
| archangel | an angel of high rank |
| archaeology | the science that deals with past human life as shown by fossil |
| archaeopteryx | a primitive bird of the Jurassic period of geological history in |
| archaic | of, relating to, characteristic of, or surviving from an earlier time; |
| archetype | the original pattern or model from which something is copied |
| archipelago | a wide stretch of water with many scattered islands; also : a |
| architect | a person who designs buildings and advises in their |
| archive | a place in which public records or historical documents are |
| hierarchy | a ruling body especially of clergy organized into ranks |
| matriarch | a woman who rules a family, group, or state; especially : a |
| monarch | a person who reigns over a kingdom or empire |
| oligarchy | a government in which a small group exercises control |
| architectural | of a certain method or style of building |