Cloudy (adjective)

1. Covered or obscured by clouds.
2. Not transparent, as if covered by clouds.
3. Not clear, confused, or vague.

Origin:

Late middle english (as a noun denoting overcast weather): from cloud + -y.

Examples:

1. The sky was cloudy and threatening to rain.
2. The glass of water was cloudy with particles.
3. The future looked cloudy with uncertainty.
4. His thoughts were cloudy and he couldn't focus.
5. The movie was shot on a cloudy day and had a gloomy atmosphere.