flicker


flicker (http://definr.com/flicker)

     n 1: a momentary flash of light [syn: spark, glint]
     2: North American woodpecker
     3: the act of moving back and forth [syn: waver, flutter]
     v 1: move back and forth very rapidly, as of a candle [syn: waver,
           flitter, flutter, quiver]
     2: shine unsteadily; "The candle flickered" [syn: flick]
     3: flash intermittently; "The lights flicked on and off" [syn:
        flick]