| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| psychiatry | noun | The application of the healing art to mental diseases. |
| psychology | noun | The science of the human soul; specifically, the systematic or scientific knowledge of the powers and functions of the human soul, so far as they are known by consciousness; a treatise on the human soul. |
| psychopomp | noun | A leader or guide of souls . |
| psychozoic | adjective | Designating, or applied to the Era of man; as, the psychozoic era. |