Feral character participating in air-guitar zaniness (6)

I believe the answer is:

tarzan

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'feral character' is the definition.
The definition suggests a singular noun which matches the answer.

'participating in air-guitar zaniness' is the wordplay.
'participating in' says the answer is hidden in the clue.
'TARZAN' can be found hidden inside 'air guitar zaniness'.

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(Other definitions for tarzan that I've seen before include "Edgar Rice Burroughs's man of the jungle" , "Earl of Greystoke" , "E. R. Burroughs' hero" , "John Clayton, Lord Greystoke" , "Fictitious jungle hero" .)

I've seen this clue in The Irish Times.

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