Claude Monet's spirit (5)

I believe the answer is:

demon

I'm a little stuck... Click here to teach me more about this clue!

'spirit' is the definition.
(I know that demon is a type of evil spirit)

'claude monet's' is the wordplay.
'DEMON' is hidden within the letters.
But, I am uncertain how the hidden word is indicated.

Can you help me to learn more?

(Other definitions for demon that I've seen before include "Imp" , "Inspiring force" , "Wizard" , "Fiend, devil" , "Evil spirit or cruel person" .)

I've seen this clue in The Sun.

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