| Rating | Solver | Clue |
|---|---|---|
| SUN | Light/heat source | |
| OIL LAMP | Light source | |
| LAMP | Light source | |
| CANDLESTICK | Light source holder | |
| TORCH | Portable light source | |
| LANTERN | Source of light | |
| BULB | Source of light | |
| LASER | High intensity light source | |
| IRRADIATE | To animate by heat or light. | |