Called out greetings in the mist (4)

I believe the answer is:

haze

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'the mist' is the definition.
(haze can mean a mist)

I can't explain the rest of the clue.

(Other definitions for haze that I've seen before include "'Mist, light fog (4)'" , "Mistiness" , "Film" , "Slight atmospheric mist" , "State of mental confusion - mist" .)

I've seen this clue in The Irish Times.

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