self-confidence
US /ˌselfˈkɑːnfɪdəns/
UK /ˌselfˈkɑːnfɪdəns/
1.
a feeling of trust in one's abilities, qualities, and judgment
:
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Her self-confidence grew with each success.
•
He lacked the self-confidence to speak in public.
a feeling of trust in one's abilities, qualities, and judgment