Playwrights admit stars can be tricky (10)

I believe the answer is:

dramatists

'playwrights' is the definition.
('dramatist' can be a synonym of 'playwright')

'admit stars can be tricky' is the wordplay.
'can be tricky' is an anagram indicator.
'admit'+'stars'='admitstars'
'admitstars' is an anagram of 'DRAMATISTS'.

I've seen this clue in The Times.

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