dither


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

     n : an excited state of agitation; "he was in a dither"; "there
         was a terrible flap about the theft" [syn: pother, fuss,
          tizzy, flap]
     v 1: act nervously; be undecided; be uncertain
     2: make a fuss; be agitated [syn: flap, pother]
     3: shake, as from cold or fear [syn: shiver, shudder]