Pernickety Definition Meaning MerriamWebsterFussy importance is reasonably difficult to understand. It refers to someone who is extremely picky and fault-finding. A persnickety individual often nitpick and does not settle for less when it comes to standards and excellence. Their meticulousness can be regarded as praiseworthy, but it can also exacerbate unwarranted disapproval and avoidable dissatisfaction. Being persnickety is frequently associated with exact focus on specifics but can also be seen as a manifestation of perfectionism.