| Term | Definition |
| Phos/ Phot | Light (Greek) |
| Phototropic | (adj) tending to grow or move towards light |
| Phosphorescent | (adj) giving off light without heat |
| Photogenic | (adj) attractive in pictures |
| Luc | Light (latin) |
| lucid | (adj) easy to understand; clear |
| Elucidate | (v) to make clear by explaining |
| Translucent | (adj) allowing light to pass through |
| Spec/ Spect | to look at (latin) |
| Circumspect | (adj) careful; mindful of rules and consequences |
| Prospect | (n) that which is expected |
| Specter | (n) a ghost or phantom |
| Vid/ Vis | to see, to look (latin) |
| Invidious | (adj) hateful; spiteful |
| Providential | (adj) happening by good fortune |
| Improvise | (v) to create without any forethought or preparation |