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Persnickety sense is quite elusive. It refers to someone who is exceedingly picky and critical.
A persnickety individual frequently nitpick and does not settle for less when it comes to criteria and excellence. Their fastidious nature can be seen as admirable, but it can also lead to unwarranted censure and superfluous dissatisfaction. Being persnickety is often
linked to meticulous attention to detail but can also be seen as a manifestation of perfectionism.