Twaddle, hogwash (6)
I believe the answer is:
drivel
This clue is a double definition.
'twaddle' is the first definition.
(I've seen this in another clue)
'hogwash' is the second definition.
(I've seen this in another clue)
(Other definitions for drivel that I've seen before include "Foolishness" , "Worthless, foolish nonsense" , "Verbal nonsense, rubbish" , "Tosh" , "Gibberish" .)