Grown like this it's an offence (5)

I believe the answer is:

wrong

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

'this it's an offence' is the definition.
(thesaurus)

'grown' is the wordplay.
'grown' can be anagrammed to 'WRONG'.
However, I'm not clear how this is indicated.

'like' is the link.

Can you help me to learn more?

(Other definitions for wrong that I've seen before include "Treat unjustly" , "Incorrect, illegal or immoral" , "Inappropriate" , "Injury - incorrect" , "Erronious" .)

I've seen this clue in The Globe and Mail.

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.