159 Synonyms Antonyms of PERSNICKETY MerriamWebsterParticular definition is fairly elusive. It refers to someone who is exceedingly meticulous and fault-finding. A persnickety individual tends to be meticulous and has high standards when it comes to quality and flawlessness. Their fastidious nature can be viewed as laudable, but it can also magnify unreasonable censure and unnecessary dissatisfaction.
Being persnickety is often associated with exact attention to detail but can also be seen as a form of perfectionism.