alternate back and fill back down balance change dally dawdle debate delay deliberate demur dillydally dither drag equivocate falter fear flag fluctuate goof off halt hang back hem and haw hesitate hover hum and haw jib lag linger loiter lollygag oscillate pause pendulate ponder pull back retreat scruple shift shy stick at stickle stop to consider straddle the fence strain at tarry teeter tergiversate think twice about totter trail vacillate vary waste time waver withdraw wobble yield