own up
US /oʊn ˈʌp/
UK /oʊn ˈʌp/

1.
mengakui, mengaku
to admit that you have done something wrong or embarrassing
:
•
It's time to own up to your mistakes.
Sudah tiba masanya untuk mengakui kesilapan anda.
•
No one would own up to breaking the vase.
Tiada siapa yang mahu mengakui telah memecahkan pasu itu.