| A | B |
| diagnosis | determining the cause of a problem by gaining a full knowledge of it |
| microcephalus | having an abnormally small head and brain |
| diatribe | a bitter verbal attack or criticism |
| diameter | a measurement across an object through its center |
| geocentric | thinking of the earth as the center |
| geothermic | involving heat from inside the earth |
| geogony | involving a theory about earth's physical origins |
| geohydrology | the study of moving water on and below the earth's surface |
| cryptodynamic | having a secret or hidden power |
| cryptography | communication using secret or hidden messages |
| cryptotoxin | a hidden poison |
| cryptonym | a name one keeps hidden |
| prologue | a writing before the main writing |
| progeria | a disease that seems to accelerate aging |
| progenitor | an ancestor |
| prolific | productive; fruitful; producing consistently high quantities |
| microphyte | a plant too small to be seen by the naked eye |
| microsomia | abnormal smallness of the whole body, as in dwarfism |
| micromania | a delusion that one's body is excessively small |
| diaspora | the fleeing or scattering of a group from their country |