live wire 
(līv)
(līv)n.
1. A wire carrying electric current.
2. Informal A vivacious, alert, or energetic person.
- supercharged
- supercharger
- superciliary
- supercilious
- superciliously
- superciliousness
- superclass
- supercluster
- supercoil
- supercollider
- supercolony
- supercomputer
- superconduct
- superconducting
- superconductive
- superconductivity
- superconductor
- supercontinent
- supercool
- supercritical fluid
- supercurrent
- superdelegate
- superdense
- superdominant
- superduper