lounge car (noun) club car: lounge car on a train
Sinonime: assertive,
assured, believing,
calm, cocksure, convinced, positive, questionless,
sanguine,
satisfied,
secure, self-confident, sure,
unconcerned, undisturbed, undoubtful, undoubting, unperturbed, untroubled
Antonime: doubtful, doubting,
hesitant, uncertain, unconfident, unsure