Helicopter rhymes with:
eurocopter, eurocopter, adapter, adaptor, adopter, apter, captor, chapter, emptor, eurocopter, interceptor, kaptur, lithotripter, raptor, receptor, sceptre, sculptor, septer, subchapter, sumpter, teleprompter, velociraptor
eurocopter, eurocopter, adapter, adaptor, adopter, apter, captor, chapter, emptor, eurocopter, interceptor, kaptur, lithotripter, raptor, receptor, sceptre, sculptor, septer, subchapter, sumpter, teleprompter, velociraptor