BETRAY

Definition of BETRAY

  1. (verb)reveal unintentionally
  2. (verb)deliver to an enemy by treachery
  3. (verb)disappoint, prove undependable to; abandon, forsake
  4. (verb)be sexually unfaithful to one's partner in marriage
  5. (verb)give away information about somebody
  6. (verb)cause someone to believe an untruth