waverer

from WordNet (r) 3.0 (2006)
waverer
    n 1: one who hesitates (usually out of fear) [syn: {waverer},
         {vacillator}, {hesitator}, {hesitater}]
from The Collaborative International Dictionary of English v.0.48
Waverer \Wa"ver*er\, n.
   One who wavers; one who is unsettled in doctrine, faith,
   opinion, or the like. --Shak.
   [1913 Webster]
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