Spelt out a problem we take for granted (9)

I believe the answer is:

postulate

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'take for granted' is the definition.
(postulating is a kind of taking for granted)

'spelt out a problem' is the wordplay.
'problem' indicates an anagram.
'spelt'+'out'+'a'='speltouta'
'speltouta' is an anagram of 'POSTULATE'.

'we' is the link.
This may not be correct. It may belong to another bit of the clue.

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(Other definitions for postulate that I've seen before include "Suppose" , "Assume as axiom" , "Take for granted or lay down as self-evident" , "Put forward" , "Let sap out in order to claim something" .)

I've seen this clue in The Irish Times.

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