High spirits of extremely deprived relations (7)

I believe the answer is:

elation

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

'high spirits' is the definition.
(synonyms)

'extremely deprived relations' is the wordplay.
'ELATION' is hidden in amongst the letters.
However, I'm not sure how this is indicated.

'of' is the link.

Can you help me to learn more?

(Other definitions for elation that I've seen before include "Feeling of joy for it alone" , "It's a great feeling!" , "Transport" , "Toenail (anag) -- delight" , "Feeling of delight or pride" .)

I've seen this clue in The Times.

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