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

• upclimb
• upclimbed
• upclimbing
• upclimbs
• upclose
• up close and personal
• upclosed
• upcloses
• upclosing
• upcoast
• upcoil
• upcoiled
• upcoiling
• upcoils
• upcome
• upcomes
• upcoming
• up-countries
• up-country
• upcurl
• upcurled
• upcurling
• upcurls
• up-current
• up-currents