| Word root/ prefix | Root Meaning | Words based on the Root |
| Soph | Wise | Philosopher - A wise person. Sophisticated - Wise about the ways of the world. Sophism - A clever but misleading argument. |
| Spec/t, | See, look | Circumspect - Cautious, looking all around. Retrospective - A looking back at past things. Spectator - A person who sees an event. |
| Sphere | Ball | Biosphere - The whole round surface of the earth. Hemisphere - Half the earth spherically shaped like a ball. |
| Spir | Breathe | Inspire - To stimulate or animate. Transpire - To give of vapor with waste product through the skin or a membrane. Spirit - Invisible life force. |
| Techno | Technique, skill | Technology - The practical application of knowledge. Technocracy - Rule of technology. Technologically - Characterized by technology. |
