| Similarity | Rank | |
|---|---|---|
| ultraviolet | 0.899 | 22360 |
| UVA | 0.858 | 34685 |
| UV | 0.857 | 10830 |
| ultra-violet | 0.841 | 90146 |
| sunscreens | 0.794 | 47679 |
| Ultraviolet | 0.789 | 62080 |
| rays | 0.769 | 8478 |
| melanin | 0.764 | 36402 |
| sunlight | 0.751 | 6869 |
| SPF | 0.749 | 23816 |
| phototherapy | 0.745 | 87670 |
| wavelengths | 0.744 | 27565 |
| sunscreen | 0.742 | 15479 |
| hydroquinone | 0.738 | 74269 |
| sun's | 0.737 | 20816 |
| actinic | 0.735 | 80705 |
| retinol | 0.735 | 58113 |
| melasma | 0.733 | 78930 |
| broad-spectrum | 0.733 | 68193 |
| ionizing | 0.731 | 62668 |
| sunburn | 0.722 | 30231 |
| retinoids | 0.720 | 86962 |
| radiation | 0.717 | 5280 |
| uv | 0.717 | 70374 |
| overexposure | 0.713 | 69024 |