be·tray /bɪˈtreɪ/ Pronunciation Key - Show Spelled Pronunciation[bi-trey] Pronunciation Key - Show IPA Pronunciation
–verb (used with object)
1. to deliver or expose to an enemy by treachery or disloyalty:
2. to be unfaithful in guarding, maintaining, or fulfilling: to betray a trust.
3. to disappoint the hopes or expectations of; be disloyal to: to betray one's friends.