Clue: Difficult to penetrate
We have 1 answer for the clue Difficult to penetrate. See the results below.
Possible Answers:
Related Clues:
- Not pellucid
- Obscured by haze
- Hard to see through
- Steeped in gloom
- Indefinite
- Hazy
- Dark and gloomy
- Darkly obscure
- Like dirty water
- Like swamp water
Last Seen In:
- Netword - June 21, 2008
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