Wrong answer witty (4)

I believe the answer is:

awry

I'm a little stuck... Click here to teach me more about this clue!

'wrong' is the definition.
(synonyms)

'answer witty' is the wordplay.
'answer' becomes 'a' (abbreviation eg in Q and A).
'witty' becomes 'wry' (I can't justify this - if you can you should believe this answer much more).
'a'+'wry'='AWRY'

Can you help me to learn more?

(Other definitions for awry that I've seen before include "'Askew, twisted (4)'" , "Not functioning properly" , "Crooked, askew" , "Distorted, crooked" , "out of uniform?" .)

I've seen this clue in The Guardian.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.