confident
1. [ adjective ] having or marked by confidence or assurance
Examples:

"a confident speaker" "a confident reply" "his manner is more confident these days" "confident of fulfillment"

Related terms: unconfident assured self-assured bold reassured confidence
2. [ adjective ] persuaded of; very sure
Synonyms: positive convinced
Examples:

"were convinced that it would be to their advantage to join" "I am positive he is lying" "was confident he would win"

Related terms: certain
3. [ adjective ] not liable to error in judgment or action
Synonyms: surefooted
Examples:

"most surefooted of the statesmen who dealt with the depression"- Walter Lippman "demonstrates a surefooted storytelling talent"- Michiko Kakutani

Related terms: capable
Similar spelling:   confidently
  confide
  confidential
  confidant
  confidence
  confidante
  connive_at
  confiture
  confiding
  conniption
  confute
  confidingly