Wish lesson somehow could impart such wisdom (10)

I believe the answer is:

owlishness

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'impart such wisdom' is the definition.
I can't judge whether this defines the answer.

'wish lesson somehow' is the wordplay.
'somehow' indicates an anagram.
'wish'+'lesson'='wishlesson'
'wishlesson' anagrammed gives 'OWLISHNESS'.

'could' acts as a link.

Can you help me to learn more?

I've seen this clue in The Times.

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