self-confident
US /ˌselfˈkɑːn.fɪ.dənt/
UK /ˌselfˈkɑːn.fɪ.dənt/

1.
yakin diri, berkeyakinan
feeling sure about your own ability or character
:
•
She is a very self-confident person.
Dia seorang yang sangat yakin diri.
•
He gave a self-confident presentation.
Dia memberikan pembentangan yang yakin diri.