Rogue explorer gets stuck in fog (9)

I believe the answer is:

miscreant

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'rogue' is the definition.
(thesaurus)

'explorer gets stuck in fog' is the wordplay.
'explorer' becomes 'crean' (I can't justify this - if you can you should give a lot more credence to this answer).
'gets stuck in' is an insertion indicator.
'fog' becomes 'mist' (synonyms).
'crean' put into 'mist' is 'MISCREANT'.

Can you help me to learn more?

(Other definitions for miscreant that I've seen before include "behaving unlawfully" , "Naughty boy!" , "scoundrel" , "Villainous" , "Wretch" .)

I've seen this clue in The Irish Times.

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