Self-confident

adj.capable, calmprofessional

What it means

Trusting one's own ability or judgment in a visible, healthy way.

Reach for it when describing confidence that supports action without diminishing other people

The self-confident candidate answered directly and admitted the one tool she had not used.

everyday
capable
when demonstrated ability matters more than belief
not when A capable person may underestimate themselves, so do not infer confidence from skill.
everyday
confident
when the context already makes the source of assurance clear
not when It may describe certainty about an outcome rather than belief in oneself.
warm
bold
when willingness to take a visible risk deserves emphasis
not when Bold action can be impulsive and does not require stable self-trust.
warm
secure
when freedom from comparison or approval-seeking is apparent
not when Secure is broader and may refer to relationships or material safety.
professional
assertive
when clear expression of needs or views is the strength
not when Assertiveness is a communication behavior, not proof of inner confidence.
professional
assured
when a performance appears polished and certain
not when Assured delivery can be rehearsed even when the person privately doubts themselves.
professional
independent
when working or deciding without close support is key
not when Independence can arise from isolation and says little about self-regard.
literary
fearless
when dramatic absence of fear is genuinely meant
not when Healthy confidence usually includes fear; fearless easily becomes exaggeration.

self-confident person
A self-confident person, Sal invited the specialist to challenge his assumptions.
self-confident manner
Her self-confident manner reassured the client without promising certainty.
calm and self-confident
The new captain sounded calm and self-confident during the final briefing.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.