Villainous ogre madly going round the bend (5)

I believe the answer is:

rogue

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'villainous ogre madly going round the bend' is the definition.
I can't judge whether this definition defines the answer.

'ogre madly going round the bend' is the wordplay.
'madly' indicates an anagram.
'going round' indicates putting letters inside.
'the bend' becomes 'u' (a U-bend is a kind of bend - pipe under sink).
'ogre' anagrammed gives 'roge'.
'roge' going around 'u' is 'ROGUE'.

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(Other definitions for rogue that I've seen before include "Diseased plant" , "Bad guy" , "Stray" , "Charlatan" , "Baddie" .)

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