boomerang /booˈmə-rang/

1. A curved missile used by the Australian Aborigines, sometimes so balanced that it returns towards the thrower
2. An act that recoils upon the agent

To recoil in such a way, backfire

• unattentive
• unattested
• unattired
• unattractive
• unattractively
• unattractiveness
• unattributed
• unau
• unaugmented
• unaus
• unauspicious
• unauthentic
• unauthenticated
• unauthenticities
• unauthenticity
• unauthorised
• unauthoritative
• unauthorized
• unavailabilities
• unavailability
• unavailable
• unavailableness
• unavailablenesses
• unavailably
• unavailing