Solutions A translucent colourless opal has 21 entries with similar clues
- 3-letter words
- gelTranslucent icing for writing on a cake
- gemopal, e.g.
- 4-letter words
- neoncolourless gaseous element; symbol ne
- alumColourless compound used in dying and tanning
- 5-letter words
- topazColourless gemstone
- waterColourless liquid
- ozoneColourless gas, O3
- 6-letter words
- silicaopal, e.g.
- zirconColourless gemstone
- bleachMake colourless
- 7-letter words
- benzeneColourless flammable liquid
- diamondColourless gemstone
- ammoniaA colourless pungent gas
- 8-letter words
- pellucidTranslucently clear
- 9-letter words
- australiaNinety percent of the world's opals come from this country
- alabasterWhite translucent form of gypsum used for statues, vases, etc.
- 10-letter words
- diaphanousLight, delicate, and translucent
- achromaticColourless
- 12-letter words
- formaldehydeDisinfectant colourless gas
- 14-letter words
- white-sapphireColourless gemstone
- 15-letter words
- petroleum-jellyA translucent solid mixture of hydrocarbons used as lubricant