Cocksure cook I’ve confronted (4-9)

I believe the answer is:

over-confident

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

'cocksure' is the definition.
I know nothing about this answer so I can't judge whether this works.

'cook i've confronted' is the wordplay.
'cook' indicates anagramming the letters.
'ive'+'confronted'='iveconfronted'
'iveconfronted' with letters rearranged gives 'OVER-CONFIDENT'.

Can you help me to learn more?

I've seen this clue in The Times.

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.