nitpicker Synonyms

pettifogger hard taskmaster whinger vilifier stickler slanderer reprover reproacher rebuker railer worrier fusspot mud-slinger zapper obfuscator hard-liner fusser criticizer belittler nagger faultfinder quibbler hypercritic perfectionist complainant censurer censor caviller caviler castigator carper attacker complainer critic criticaster pedant niggler knocker grumbler doubter disputer disparager crucifier admonisher