1) Accidentally reveal 2) Accidentally say 3) Blab accidentally 4) Blurt out 5) Disclose accidentally 6) Divulge accidentally 7) Give away 8) Give away unintentionally 9) Inadvertently reveal 10) Reveal accidentally 11) Reveal by accident 12) Reveal inadvertently 13) Revealed 14) Say inadvertently 15) Share by mistake