The antonyms for "confidentialities" are open, public, visible, exposed, unconcealed, and unhidden. These words indicate the opposite of confidentiality or secrecy, that information is shared or made known to everyone. Openness refers to information accessible to anyone who wants to know, without being restricted or limited. Public denotes something that is accessible, visible, and open to everyone. Visible means something can be seen or perceived easily. Exposed suggests that something is no longer hidden or kept secret. Unconcealed refers to something that is not purposely kept a secret, while unhidden simply means something that is not hidden away from view.