fog

US /fɑːɡ/
UK /fɑːɡ/
"fog" picture
1.

a thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface that obscures or restricts visibility to a greater extent than mist

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The dense fog made driving very difficult.
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The ship disappeared into the fog.
:
hazemistsmogmurk
2.

a state of mental confusion or disorientation

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After the accident, he was in a complete fog.
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My mind was in a fog from lack of sleep.
:
confusionbewildermentdisorientationdaze
1.

to obscure or cover with or as if with fog

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The morning mist began to fog the windows.
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His glasses fogged up when he came inside from the cold.
:
obscurecloudblurhaze
2.

to become confused or disoriented

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His mind began to fog as he grew older.
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The details of the dream started to fog in my memory.
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confusedisorientmuddleblur
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fog lampfog up