confident Play adjectiveFeeling or showing confidence in oneself or one's abilities or qualities.nounA confidant. SYNONYMS and collectedassertiveassuredat easebelieving in oneselfcalmcollectedcomposedcoolcool-headedequanimousfilled with aplombimpassiveimperturbablelaid backlevel-headednonchalantnonplussedphlegmaticpoisedpositiverelaxedself-assertiveself-assuredself-confidentself-possessedself-reliantserenesure of oneselftogethertranquilunfazedunflappableunperturbedunruffled