niggler

a person given to harsh judgments and to finding faults you can't pay attention to every niggler, simply because you can't please every one Synonyms carper, castigator, caviler (or caviller), censurer, criticizer, disparager, faultfinder, hypercritic, knocker, critic, nitpickerRelated Words condemner (or condemnor), denouncer; belittler, decrier, denigrator, derider, detractor; assailant, attacker, crucifier; criticaster, hairsplitter, pettifogger, quibbler; admonisher, haranguer, railer, ranter, rebuker, reproacher, reprover, scold, upbraider; bellyacher, complainer, crybaby, fusser, griper, grouch, grouser, grumbler, whinerNear Antonyms commender, praiser