THESAURUS
belittler, captious critic, carper, caviler, censor, censurer, common scold, critic, criticizer, equivocator, faultfinder, frondeur, hairsplitter, hedger, momus, mystificator, mystifier, obscurantist, palterer, perfectionist, pettifogger, picayune critic, precisian, precisianist, prevaricator, pussyfoot, pussyfooter, quibbler, scold, shuffler, smellfungus, stickler, tergiversator