| Answer | Crossword Clue |
|---|---|
| AZO | Nitrogen-based dye |
| AZO | Dye containing a nitrogen compound |
| AZO | Dye that comes from the French word for nitrogen |
| AZO | Nitrogen-based |
| AZIDE | Nitrogen-based compound |
| alkannin | a wild flower; a reddish plant-based dye obtained from this |
| alkannins | ALKANNIN, a wild flower; a reddish plant-based dye obtained from this |
