IPA: /ˌkɒnfɪˈdɛnʃəli/
KK: /kɒnfɪˈdɛnʃəli/
In a way that keeps information secret or private.
She shared the details of the project confidentially with her team.
Confidentially → It is formed from "con-" (meaning together) and "fidere" (meaning to trust) and the suffix "-al" (meaning relating to) and "-ly" (meaning in a manner). The word "confidentially" means in a manner that relates to trust, often implying secrecy or privacy.
Think of 'trusting together' ('con-' and 'fidere') to remember that 'confidentially' means doing something in a trusted and private manner.