confidencialidad
/konfidenθjaliˈdad/ · B2 · noun · f
confidentiality
🤐🔒 con-fid-encia-lidad = with + trust + quality: kept 'with trust', locked tight
Spanish confidencia 'trust, secret shared' comes from Latin con- (with) + fidere (to trust). Add -idad (= English -ity): the quality of a secret shared in trust. Same root as English confide and confidence.