self-confidence

US /ˌselfˈkɑːnfɪdəns/
UK /ˌselfˈkɑːnfɪdəns/
"self-confidence" picture
1.

autoconfiança

a feeling of trust in one's abilities, qualities, and judgment

:
Her self-confidence grew with each success.
Sua autoconfiança crescia a cada sucesso.
He lacked the self-confidence to speak in public.
Ele não tinha autoconfiança para falar em público.