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

• clap by the heels
• clapdish
• clap eyes on
• clap hands
• clap hold of
• clapnet
• clapnets
• clapometer
• clapometers
• clap on
• clapped
• clapped-out
• clapper
• clapperboard
• clapperboards
• clapperboy
• clapperboys
• clapper bridge
• clapperclaw
• clapperclawed
• clapperclawer
• clapperclawers
• clapperclawing
• clapperclaws
• clappered