someone who communicates by waving
the act of pausing uncertainly; "there was a hesitation in his speech"
the act of moving back and forth
pause or hold back in uncertainty or unwillingness; "Authorities hesitate to quote exact figures"
be unsure or weak; "Their enthusiasm is faltering"
move hesitatingly, as if about to give way
move or sway in a rising and falling or wavelike pattern; "the line on the monitor vacillated"
move back and forth very rapidly; "the candle flickered"
sway from side to side
give off unsteady sounds, alternating in amplitude or frequency