faultfinder Synonyms

cynic sourpuss reviler reprover reproacher refuter rebuker railer quibbler precisianist polemist pick-fault pettifogger pedant obstructionist niggler scolder slanderer nit-picker criticizer belittler nitpicker nagger crybaby muckraker grouch detractor worrier whiner vilifier torturer sulker sorehead mutterer murmurer knocker crank crabber crab complainer complainant censurer censor caviller caviler castigator carper bluenose blamer attacker