Orpheus played for support underground, perhaps (5,2)

I believe the answer is:

shore up

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'support underground perhaps' is the definition.
I can't judge whether this definition defines the answer.

'orpheus played' is the wordplay.
'played' indicates anagramming the letters (letters playing around).
'orpheus' is an anagram of 'SHORE-UP'.

'for' is the link.

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