| A | B |
| philanthropy | love for mankind |
| polygamy | union of many spouses |
| telemeter | a device for measuring objects that are far away |
| graphology | study of handwriting |
| cryptonym | secret (hidden) name |
| bigamy | having two marriages |
| eponym | named for itself |
| matricide | to kill one's mother |
| monarchy | one ruler; rule by one |
| epidemic | something that people infect each other with (usually a disease) |
| monogamy | act of having one marriage |
| demography | the science of recording people |
| polynomial | consisting of more than two names or terms |
| anthropologist | a person who studies man(kind) |
| aristocracy | rule by the highest social class |
| telephony | transmission of sound through distant points |