| A | B |
| ac, acr | sharp |
| aev, ev | age, era |
| ag, act | do |
| agog | leader |
| agri, agrari | field |
| ali | another |
| alt | high |
| alter | other |
| am | love |
| anim | mind, soul |
| ann, enn | year |
| anthrop | man |
| apt | fit |
| aqua | water |
| arch | ruler, first |
| aster | star |
| aud, audit | hear |
| auto | self |
| belli | war |
| ben, bon | good |
| biblio | book |
| bio | life |
| breve | short |
| cad, cas | to fall |
| cap, capt, cept,cip | to take |
| capit,capt | head |
| carn | flesh |
| acrimonious | bitter; caustic |
| acerbity | bitterness of temper |
| acidulate | to make somewhat acid or sour |
| primeval | of the first age |
| coeval | of the same age or era |
| medieval | or mediaeval of the middle ages |
| act | deed |
| agent | doer |
| demagogue | false leader of people |
| pedagogue | teacher (leader of children) |
| agrarian | one who works in the field |
| agriculture | cultivation of fields |
| peregrination | wandering (through fields) |
| alias | assumed (another) name |
| alienate | estrange (turn away form another) |
| altitude | height |
| altimeter | instrument for measuring height |
| altruistic | unselfish, considering others |
| alter | ego a second self |
| amorous | loving, especially sexually |
| amity | friendship |
| amicable | friendly |
| animadvert | cast criticism upon |
| unanimous | of one mind |
| magnanimity | greatness of mind or spirit |
| annuity | yearly remittance |
| biennial | every two years |
| perennial | present all year; persisting for several years |
| anthropology | study of man |
| misanthrope | hater of mankind |
| philanthropy | love of mankind; charity |
| aptitude | skill |
| adapt | make suitable or fit |
| aqueduct | passageway for conducting water |
| aquatic | living in water |
| aqua | fortis nitric acid (strong water) |
| archaeology | study of antiquities (study of first things) |
| monarch | sole ruler |
| anarchy | lack of government |
| astronomy | study of stars |
| asterisk | star-like type character ( * ) |
| disaster | catastrophe (contrary star) |
| audible | able to be heard |
| auditorium | place where people may be heard |
| audience | hearers |
| autocracy | rule by one person (self government) |
| automobile | vehicle that moves by itself |
| autobiography | story of one's own life written by that person |
| bellicose | inclined to fight |
| belligerent | inclined to wage war |
| rebellious | resisting authority |
| benefactor | one who does good deeds |
| benevolence | charity (wishing good) |
| bonus | something extra above regular pay |
| bibliography | list of books |
| bibliophile | lover of books |
| Bible | The book |
| biography | writing about someone's life |
| biology | study of living things |
| biochemist | student of chemistry o living things |
| brevity | briefness |
| abbreviate | shorten |
| breviloquent | marked by brevity of speech |
| decadent | deterioration |
| cadence | intonation, musical movement |
| cascade | waterfall |
| capture | seize |
| participate | take part |
| precept | wise saying (originally a command) |
| decapitate | remove (cut off) someone's head |
| captain | chief |
| carnivorous | flesh-eating |
| carnage | destruction of life |
| carnal | fleshly |