Crossword Genius

Lego triply displays self-opinion inflator (3-4)

Ross

I believe the answer is:

ego-trip

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'self-opinion inflator' is the definition.
The definition suggests a singular noun which matches the answer.

'lego triply displays' is the wordplay.
'displays' says the answer is hidden in the clue.
'EGO-TRIP' can be found hidden inside 'lego triply'.

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I've seen this clue in the Sydney Morning Herald.
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