Delightful daughter missing: with prospect of being returned? (9)

I believe the answer is:

electable

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'delightful' is the definition.
Both the answer and definition are adjectives.
Maybe they are linked in a way I don't understand?

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for electable that I've seen before include "might be put in office" , "Likely to attract votes" .)

I've seen this clue in The Times.

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