Crossword Genius

Emotionally unsettled as lift-attendant? (2-3-4)

Ross

I believe the answer is:

up-and-down

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'emotionally' is the definition.
Both the definition and answer are adverbs.
Perhaps there's a link between them I don't understand?

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

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I've seen this clue in The Sun.
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